问题

and gentlemen, please remain __________ until the plane hascome to a complete stop

A:is to fall
B:will fall
C:is going to fall
D:is falling

正确答案是：

同类题型

Do you want to do ___________

下列词语中加点字的注音，不正确的一项是

He failed in the English speech contest, ________ he did his best to prepare for it.[ ]

Not until David came up to me, _____.

Mr. Lee, you have got the first prize in thecompetition. Congratulations!— _______.A．That’s my good luck