题目：
根据中文提示，用词组的适当形式填空。
1. Children often have ________ ________ (许多)fun in the school sports meet.
2. The teacher said “You can ________ ________(上交) your homework tomorrow.
3. The bridge is ________ ________ of(由……组成) the stones.
4. ________ ________ (最后), we hold a party to celebrate New Year!
5. There are many kinds of animals ________ ________ (处于危险中).
6. Yesterday my teacher ________ me ________(把……错当成) my twin brother.
7. The doctor always ________ ________（检查）his patients carefully.
答案：
1. lots of 2. hand in 3. made up 4.at last
5.in danger 6.mistook for 7. checks over
