5. set up 竖起来，支起来；建立，成立。如：
The laid-off worker set up a vegetable stall in the morning market.
这个下岗工人在早市上支起了一个菜摊。
The school has set up a special class to help slow students.
学校成立了一个特殊的班级，帮助那些后进生。
练一练
Fill in the blanks with the right words in the following box.
about aside off out up
①The children gathered in the garden to set _____the fireworks.
②They set ______at six and hoped to arrive before dark.
③The young man set ______to impress the company with his cleverness.
④The students set ______ a small laboratory and devoted every moment to the work.
⑤As soon as she returned to school, she set ______ tidying up the classroom.
⑥The old professor set ______ the papers he was marking and lit a cigarette.
