英语：unit3 Celebration测试（北师大版必修1）

Unit3 Celebration单元测试

第一节 单项填空（共15小题；每小题1分，满分15分）

21. The thieves ran away when the burglar alarm(防盗警报器)        .

  A. broke away              B. came back

 C. went badly               D. went off

22. When the spaceship was         , I could really feel the high gravity.

  A. lifting off             B. sending away

  C. lifting away           D. giving a lift

处理 SSI 文件时出错