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.                                                          more information, please telephone our main office.

A.        If you will need                                                                   B. Should you need

C. You should need                                                                   D. If you needed

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

A.        have to               B. will have to

C. had to                                                                                      D. are having to

13.                I cannot buy a new computer                                       I save enough money.

A.        if                         B. even if              C. unless                    D. as if

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

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

15.                We‟ll be late unless we                                      now.

A.        leave                   B. don‟t leave        C. had left                  D. have left

16.                We can reuse                                         .

A.        water                  B. air                      C. noise                      D. bottles

17.                What does “reduce” mean?

A.        using something again                                                        B. using something more

C. using something less                                                             D. collect something

18.                What does “reuse” mean?

A.        using something again                                                        B. using something more

C. using something less                                                             D. collect something

19.                We shouldn‟t                                          rubbish on the street.

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

20.                Polluted water can make fish                                      .

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

21.                We can use empty                                              to make pencil boxes.

A.        paper                  B. bottles              C. bulbs                      D. plastic bag

22.                Turn                                              the lights when we go out.

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

23.                People should stop using so                                         energy.

A.        more                   B. less                    C. many                      D. much

24.                Planting more                                          to reduce pollution.

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

25.                                                          means giving things to people in need.

A.        Swap                   B. Charity             C. Reuse                     D. Recycle