Bài 1. Điền “a”, “an”, hoặc Þ vào chỗ trống sao cho phù hợp.
1. Mary spent ________________hours preparing a four-course meal for her family.
2. ________________apple a day keeps the doctor away.
3. It may take you up to________________ hour to make this dish.
4. You should drink_____________ glass of warm water and take_____________rest.
5. Jane have________________ beautiful eyes.
6. Jane is studying at________________ university in Australia.
7. Can you take ______________ care of the house when I am not home?
8. It is ________________honor for me to be invited to your party.
9. ________________ sheep were gazing in the fields over there.
10. I have to wear ________________uniform when I go to school.
11. I asked Mr. Brown to keep________________ eye on your house when we were away.
12. The English test was just ________________piece of cake to me. I didn’t worry much about it.
13. ________________ police suspect a local gang.
14. This is________________ expensive restaurant. We should find another one.
15. The room is in ________________ need of a thorough clean.