一、set短语
set up 建立；成立；搭起；支起
set out 动身；出发
set out to do sth. 开始做（某事）
set about doing sth. 开始做（某事）
set off 动身；装饰;引爆
set back 拨回
set in 以 …为背景
二、练习
1. A new school was _______ up in the village last year.
A. held B. set C. sent D. brought
2. It’s necessary that we set _______ at once.
A. up B. off C. down D. about
3.. I _______ to make the dress myself, but in the end I had to ask for help.
A. set out B. set up C. set down D. started out
三、有关keep的短语
keep on doing 坚持做；继续做
keep out 遮挡；使不进入
keep up 保持、继续（某活动）
keep up with 跟上；及时了解（情况）
keep off 避开；挡住
keep back 扣下；隐瞒； 忍住（眼泪）
keep away (from) 远离
keep to sth. 遵循；坚持
keep in保持…在内
四、习题
1.He _______ working until he was 70 years old.
A.kept up B. kept on C. kept to D. followed
2. The villagers are trying to keep _______ their records and get another good harvest.
A. up B. back C.out D. on
3. The trees can keep _______ part of the heat from the sun.
A. back B. up C. down D. out
4. We had to think of a way to keep _______ the rain.
A. away B. off C. out of D. from
5. There’s a board in front of the building, which reads “Keep _______ without permission”.
A. off B. out C. away D. up
6. We read the newspapers every day to _______ the current affairs.
A.keep up with B. catch up with C. keep up D. keep touch with