AACB但是我不是很懂为什么,1.-----Yourjobopenforyourreturn.-----Thanks.A.willbekeptB.willkeepC.hadkeptD.hadbeenkept2.ItissaidthattheearlyEuropeanplaying-cardsforentertainmentandeducation.A.werebeingdesigne

Question

A A C B 但是我不是很懂为什么,
1.-----Your job __open for your return.
----- Thanks.
A.will be kept B.will keep
C.had kept D.had been kept
2.It is said that the early European
playing-cards ___for entertainment
and education.
A.were being designed B.have designed
C.have been designed D.were designed
为什么这个不选D？
3.The construction of the two new
railway lines _______ by now.
A.had completed
B.have completed
C.have been completed
D.has been completed
为什么这个不选D？
4.— Do you have any idea what Paul does
all day?
— As I know,he spends at least as much
time playing as he ________.(重庆2007)
A.writes B.does writing
C.is writing D.does write
这道题真是一点也不懂....

Answer 1

1.意识就是：我们将保存着你的工作一直等你回来,工作于keep之间是被动关系,所以选A2.这道题我也觉得是D...3.two lines ,是复数,选c4.后面一句的意思就是,据我所知,他花在玩上面的时间至少跟他花在写作上面的时间是一...