问题详情：
用所给的词的适当形式填空.
1. I think this is the __ trip I have ever had. (enjoy)
2. There are always people in the street __ the newspapers. (sell)
3. I think this is the useful thing of all here. (little)
4. We can see many __ here in this city. (deer)
5. Jack speaks English too. , so I can’t follow him. (quick)
6. The pictures are so __ that all the children like them. (colour)
7. They enjoyed __ very much at the party. (they)
8. The __ month of the year is December. (twelve)
9. It’s a good idea with the boss most of the time. (agree)
10. He heard someone at the door while he was watching TV. (knock)
【回答】
most enjoyable 2、selling
least 4、deer 5、quickly
colourful 7、them selves
twelfth 9、to agree 10、 knocking
知识点：构词法
题型：完成句子