There have been many changes in recent years.
近几年发生了许多变化。
I didn't use to like him much when we were at school.
以前我们同学时，我并不太喜欢他。
I read much less now than I used to.
我现在看的书比过去少得多。
The new trade agreement should facilitate more rapid economic growth.
新贸易协定应当会加快经济发展。
Many children can't function effectively in large classes.
许多孩子在大班上课时学习效果不好。