题目

-Are you sure you have to?It's been very late.
-I don't know ____ I can do it if not now.
A.where
B.why
C.when
D.how
-Hello,Jack!Haven't seen you for a long time!
-John!____
A.How old are you?
B.How do you do?
C.How's that?
D.How time flies!
Can you lend me the book ____ the other day?
A.that you talked
B.you talked about it
C.which you talked to
D.you talked about
-You never told us why you were late for the meeting,____?
-____.I think it is not necessary to explain.
A.weren't you;No
B.did you;No
C.did you;Yes
D.didn't you;No
The doctor did what he could ____ the dying man.
A.save
B.to save
C.saved
D.saving
答得好有分,5题都好再给5分!

提问时间：2021-01-15

答案

C 你确定你要现在做吗?已经很晚了 我不知道如果不是现在该是何时
D 很久没见你了 时间过的真快
D 宾语从句省略that 你能借我那天你谈论的书吗?
C 前否后肯,
B 不定式 表目的 医生做了他能做的去拯救要死的人.