Điền giới từ thích hợp :
1.He said he had given drinking .
2.I'm rather anxious her , I haven't received a letter .
3. Out sight , out mind .
4. Won't you join the game ?
5. I'm very sorry what I have done .
6.They provided the children clothes and food .
7. Many people are involved the use of English .
8. I applogized keeping you waiting .
9. I was absent class yesterday .
10. I couldn't believe what he said . It was contrary his thought .