题目

题型：同步题难度：来源：

用括号内所给单词的适当形式填空。1. It usually takes me half an hour _________ (walk) to school.
2. The government should pay much attention to the _________ (increase) population.
3. The grand piano takes up too much _________ (room).
4. I think Beijing is one of the __________ (beautiful) places in the world.
5. No one _________ (know) when he will be back.

答案

1. to walk   2. increasing   3. room   4. most beautiful   5. knows