-道英语填空

来源：百度知道 编辑：UC知道 时间：2024/09/26 01:27:49
'i ______(explain) this to you several times already,'said the teacher,'i hope you _________(understand)it now.'then he looked at a little boy at the back of the class.'______you ______(listen),Jones?"he asked.'here is a simple problem:"Sally______(work)in an office for 34 weeks.in that time ,she______(earn)300pounds a week .how much ______she _____(earn) so far ?"'
"please,sir ,'Jones answered ,'i can only answer your firet quextion .i ________(not listen)
动词的时态有现在完成进行，现在完成，和一般现在时

have explained (句中有already,用现在完成时)

understand (hope+从句,主句是一般现在时,从句描述事实,用一般现在时)

Are ,listening (正在进行的动作,用现在进行时)

has worked(for+ 一段时间用于现在完成时)
earned (in that time表示过去时间的状语,时态用一般过去时)

has earned(so far迄今为止,也是用于现在完成时的时间状语,主语是第三人称,动词也应为第三人称单数形式,所以have改为has )

was not listening (该句话表示过去正在进行的事情,用过去进行时)

have explained
understand
are ，listening
have worked
earned
have earn
was not listening

explained
have understood
Are listening
have worked
earned
have earned
didn't listen