10. make/carry out/perform/do experiment 　 by experiment 　 experiment on/upon…：对…进行实验

9.　 pay for sth pay sb for sth pay sb money for sth=pay money to sb for sth pay off：全部还清 pay back：偿还，归还；报复

8. be (well) worth + n./doing sth be worthy + of+n. be worthy + of+being done be worthy + to be done

7. call on sb=drop in on sb call at a place=drop in at a place visit +sb/a place pay a visit to a place

6. attend school/church attend the meeting/lecture join party/league/club/sb join in the party/activity

5. tear sth to/into pieces 　　　 sth in half/into halves 　　　 sth open 　　　 sth down 　　　 at sth：撕扯着…(表过程) 　　　 sth：撕碎/撕破(表结果) 　　　 up：毁掉 　　　 off：脱去、跑掉 　　　 away from…：从…夺走

4. beyond control：无法控制 in control：控制着 under control：控制中 out of control=lose control of：失控

3. prove sth prove sth to sb prove sth to be prove ... as (to be)that-clause

2. dress：既表动作，也表状态+ dress sb 　　 be dressed in 　　 have on：表状态，不用于进行时 　　 wear：表状态+(衣服、鞋帽、领带、围巾、首饰、眼镜)表示某一时间的穿戴，常用进行时 　　 put on：表动作

1. recognize sb as：认出某人是… be recognized as：某人被认作… recognize sb to do sth：承认某人做某事 recognize that-clause recognition (n.)