1. be on display 展览
be on show           
be on exhibition              
2. permit sb to do sth 允许某人做某事
3. permit doing sth 允许做某事
4. provide sb with sth 为某人提供某物
provide sth for sb           
5. sth impress sb 某物给某人留下影响
sb be impressed by     
6. impress sth on sb 使某人铭记
= impress sb with sth
7. sth is impressed on one’s mind 某事被印在脑海里
8. have/leave/make/ a …impression on sb 给某人留下…的印象
9. be convenient to sb 对某人方便
10. It is convenient for sb 对某人方便
11. It is convenient to do sth 做某事方便
12. be convenient for sth 对某事方便
13. get around=get about 到处旅游; 四处走动
14. be connected to/with 与…..相连, 接通
15. be stuck in 困住, 动不了
16. get dressed 穿衣
get washed 洗脸
get  lost 迷路
get married 结婚
get charged 充电
get separated 被分散
17. in no time 马上,一会儿
18. on time 按时
19. once upon a time 从前
20. at the same time 与此同时
at one time 曾经, 一度,从前有个时期
at no time 决不,在任何时候都不
21. be worth doing 值得做…..
22. “祈使句 + and +简单句”可以改为if条件句
Think hard, and you’ll have an idea. 使劲想，你就会有主意。
23. “祈使句 + or +简单句”也可以改为if条件句
Listen to me, or you won’t understand.
24. under construction 正在建设之中
25. be limited to 局限于…..
26. in rush hours 处于交通高峰期
27. react to… 对…产生反应
react with sth. 与某物起（化学）反应
28. occur to sb  (主意或想法突然)浮现与脑中, 被想起,被想到
29. It occurs to sb to do sth 某人想到……
30. have sth done 请别人做某事
31. keep cool 保持冷静
keep quiet 保持安静
keep still 不动
keep silent 保持沉默
32. no way 肯定不, 没门儿（用于句首时，句子要倒装）