Part 2: Choose the best correct answer to complete the sentence. 1. We .... ........ Wear school uniforms on Fridays. A. can't B.mustn't C. don't have to D. don't need 2. My father enjoys............... in his free time. A. listens to music B. listening to music C. listen to music D. listening music 3. It often rains heavily ............. summer. A. in B. at C. on D. for 4. Linda................. last night when her mother ........... home. A. did her homework/ came B. did her homework/ was coming C. was doing her homework/ was coming D. was doing her homewwork/ came 5. It's very kind of you............... me with my homework. A. helping B. to help C. help D. to helping 6. Lan is going to .................. a taxi to visit her grandparents this weekend. A. buy B.catch C. give D.ride 7. Why don't w.. ... to the cinema tonight? A. go B. to go C.going D.goes 8. We ............... friends for 5 years. A. are B. have been C. were D. has been 9. Would you mind............. off the radio, please? A. to turn B. turn C. turning D. turns 10. She has a.. ......... son. A. five-years-old B. five-old-years C. five-year-olds D. five-year-old giải thích giúp me với ;-;