Chịn từ/cụm từ thích hợp cho mỗi chỗ trống 1. My sister doesn't work............ Saturdays A.at B. In C. to D. ớn 2. Mai is............. most hard- working student in my flash A.a B.an C.the. D.rỗng 3.Have you finished reading the book.......... I gave you last week? A.which B.who C.whom D.what 4. It is a beautiful day today,............? A.is it B.isn't it C.isn't this. D.this isn't 5...............I heard the telephone ring, I didn't answer it A. Because. B. Dispite C. Although D. Since 6. Don't forget...........the door when you leave A.lock. B.locking C.to locking D.to lock 7. Jean is talking to Ann the dinner at her house: Jean : " Thank you very much for your cozy dinner!" Năm:" ................" A. Are you worried? B. Not all C. You're welcome. D. Nothing 8. This bicycle costs..............the other one A. as twice much as. B.as much as twice C.twice as much than D. twice as much as 9. It's too hot here. Could you ...........the air conditioner? A. turn on B.turn off. C. turn out. D.turn diễn 10. Nowadays, ................ can watch a variety of local and international programs on different canbera. A.spectators. B . audiences. C.viewers. D.seers