giúp mik với ạ 
----- Nội dung dịch tự động từ ảnh -----
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Exercise 3: Circle the best option
1. When my father was young, he _____ work in the garden for long hours.
a. can b. could c. will d. should
2. It _____ rain this evening. Why don't you take an umbrella?
a. could be b. must c. might d. had better
3. _____ you help me with the homework?
a. May b. Shall c. Should d. Will
4. Mr. Brown is very rich. He _____ work hard for a living.
a. mustn't b. shouldn't c. can't d. doesn't have to
5. _____ you carry this bag for me?
a. May b. Should c. Will d. Shall
6. We _____ put the fish in the fridge before it spoils.
a. had to b. may c. can d. had better
7. You _____ throw litter on the streets.
a. mustn't b. couldn't c. needn't d. won't
8. Tom has just got a new job. He _____ be very pleased.
a. might b. must c. should d. will
9. They can type. They _____ type.
a. lean how to b. are able to c. know how to d. both B & C
10. My mother permitted me to go out at night. She said, "You _____ go out tonight".
a. may b. have to c. must d. ought to
11. Must you come when your neighbour calls? - No, I _____.
a. must not b. mustn't c. don't have to d. must not come
12. You’re having a sore throat. You’d better _____ to the doctor.
a. to go b. went c. go d. going

Exercise 4: Choose the best options to complete the sentences.
1. My sister has an _____ to sunflowers so I don’t arrange them in the house.
A. earache B. allergy C. stomachache D. backache
2. Drink more water when you have a _____.
A. sneeze B. temperature C. sickness D. toothache
3. The smoke or dirt can make us _____.
A. sunburn B. toothache C. sneeze D. runny nose
4. I often feel __________ whenever I touch cats so I always stay away from them.
A. obesity B. sickness C. sunburn D. itchy
5. Eating too much can also cause a __________.
A. sore throat B. stomachache C. weak D. earache
6. My throat hurts a lot when I have __________.
A. an cough B. cough C. a cough D. All are correct.
7. It's a __________ that you will turn into a rabbit when you eat lots of carrots.
A. myth B. truth C. fact D. both B & C
8. Do more exercise and eat more vegetables to __________.
A. sunburn B. spot C. stay in shape D. put on weight
9. It’s great to __________ on the beach in the morning.
A. sunburn B. take a shower C. sunbathe D. sneeze
10. After working in computer for long hours, you should __________ your eyes and relax.
A. wake B. rest C. sleep D. sleep in
11. Eat less high-fat foods to keep you from __________ fat.
A. gaining B. reducing C. getting D. rising
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