问题

Ladies and gentleman, please fasten your safety belts. The plane________. [ ]

A: is going to be taken
B: is taking off
C: has taken off
D: took off

正确答案是：

同类题型

______ takes my mother two hours _______ housework every day.

—havehad a good time at the party last night，didn’t you!—-N0t really, Actually，it was a bit boring．

下列文学常识表述正确的一项是

The students are full of energy．They are thirsty ________knowledge．

This exam is very important for herShe won’t go home ______ the exam