祈使句用法詳解：表叮囑

■典型例句

Fasten your seat belt. 系好安全帶。

Be sure to get here before nine. 千萬要在九點(diǎn)以前到。

Stay in bed for a couple of days. 臥床休息幾天。

Take care of yourselves.  你們要注意身體啊！

Look over what you’ve written before handing it to the examiner. 先把你寫的看一遍，再交給考官。

Cross the road very carefully. Look both ways, or you might be knocked down. 過馬路要非常小心，要看兩邊，不然會(huì)被車撞倒。