ai giúp vote lun cho 10 · PRACTICE IN FIRST CONDITIONAL SENTENCE

      I.      Complete the sentences with the correct form of the verb.

1. If we win the money, we (buy)                                     a new house.

2. We (go)                                     on holiday if there is time .

3. If we (need)                               some help, we'll ask.

4. She (not write)                                      to you if she leaves.

5. If Harry stays with his grandparents, Sally (not be)                        happy.

6. We (do)                                     this for you if you want.

7.  If I see him, I (give) ______________ him a lift.

8.  The table will collapse if you (stand) ______________ on it.

     9. If he (eat) ____________ all, he will be full.

10. If I find your passport, I (telephone) ______________ you at once.

   II.      Choose the correct word.

1.  If we miss/ will miss the bus, we take/ will take the taxi.

2. If you don't eat/ won't eat fruit, you get/ will get a cold.

3. If you help/ will help me, I lend/ will lend you that Beyoncé CD.

4. If he doesn't stop/ won't  stop smoking, he has/ will have problems later.

5. You are/ will be on time if you run/ will run.

6. She goes/ will go to the party if you invite/ will invite her.

7.  They see/ will see the new Lara Croft film if they go/ will go to the cinema.

8. I come/ will come over to your house if you rent/ will rent a DVD.

 III. Choose the word or phrase that best completes each unfinished sentence.

1.   If someone                         into the store, smile and say, “May I help you?”

      A. comes                     B. came                       C. will come      D. would come

2.   If you                     all of my questions, I                         anything to help you.

      A. don’t answer / can’t do                              B. didn’t answer/ won’t do

      C. wouldn’t answer/ can’t do                          D. wouldn’t answer/ couldn’t do

3.   “Here’s my phone number.” - “Thanks, I                         you a call if I        some help.”

      A. will give / will need                                   B. would give/ needed

      C. give/ need                                                   D. will give/ need

4.   The teacher was absent today, so the class was canceled. If she       absent again tomorrow, class                          tomorrow, too.

      A. is / will cancel                                            B. is/ will be canceled

      C. was / would be canceled                            D. was/ would cancel

5.   I won’t lend you this money                      you promise to pay it back.

      A. in case                    B. if                             C. otherwise      D. unless

6.                     there are some more ideas, we can end the meeting now.

      A. Unless                    B. If                             C. As if      D. In case

7.   “It’s really raining.” “Yes. If the weather            , we’ll have to camp somewhere else.

      A. would get worse                                         B. might get worse

      C. gets worse                                                  D. should get worse

8.   If anyone               ,                        him I                back at 9 o’clock.

      A. calls / tell / will be                                     B. called / telling / would be

      C. is calling / tells / am                                   D. will call / to tell / am

9.   If she asks for money, I                 her.

      A. will give                 B. gave                        C. would give      D. would have given

10. If I                          this exam, I’ll go to the university next summer.

      A. pass                        B. to pass                    C. had passed      D. passed

11. If Jack refuses to help, we                         manage without him.

      A. have to                                                       B. will have to

      C. had to                                                         D. are having to

12. You will get a good seat if you                  first.

      A. come                      B. came                       C. have come      D. will come

13. What does “reduce” mean?

      A. using something again                               B. using something more

      C. using something less                                  D. collect something

14. What does “reuse” mean?

      A. using something again                               B. using something more

      C. using something less                                  D. collect something

14. We shouldn’t                     rubbish on the street.

      A. throw                      B. reuse                       C. wrap      D. turn off

15. Polluted water can make fish                    .

      A. live                         B. sleep                       C. grow      D. die

16. Turn                       the lights when we go out.

      A. of                            B. off                           C. on      D. up

17. Planting more                    to reduce pollution.

      A. does                        B. flowers                   C. trees      D. grass

18. We should use reusable shopping bags __________ plastic bags.

      a. instead of                 b. because of               c.in spite of      d. place of

19. Thousands of people donated money and food to those in __________.

      a. length                      b. need                        c.order      d.space

20. If more people cycle, there will be __________ air pollution.

      a. much                       b. more                        c.less      d. little

 IV.      Write conditional sentences from these statements.

1.  We will plant more trees. The air will be fresher.                   

     If     

2.  We will use fewer cars. We will reduce pollution.

     If      .

3. We will cycle to school every day. We will keep fitter.

     If      .

4.  We will use recycled products. We will save money.

     If      .

5.  People will throw rubbish into the right bin. They will keep the environment clean.

     If      .

6.  We will turn off the tap when brushing the teeth. We will save a lot of water.

     If      .

7.  People will travel more by public transport. The harmful gases in big cities will be reduced.

     If      .

8.  We will start at 6.00. We will arrive there before noon.

     If      .

9.  The boy eats so may green apples. He will be ill.

     If      .

10.  We will use reusable bags for shopping. We will reduce waste.

          If ___________________________________________________________________________.