9.Not until the third day after the terrible earthquake ______ a phone call from his mother.
A.he received |
B.did he receive |
C.didn’t he receive |
D.had he received |
8.Without your kind help, we ______ in the experiment.
A.cannot succeed |
B.hadn’t succeeded |
C.w ouldn’t succeed |
D.couldn’t have succeeded |
7.Since you are here, you ____ as well stay here for long.
A.can |
B.may |
C.must |
D.Should |
6.What ______ great progress you have achieved in such ____ short time!
A.a ; a |
B./ ; a |
C./ ; / |
D.a; the |
5.The little kid can help himself _____ his favorite toys.
A.to |
B.in |
C.for |
D.On |
4.My hands are dirty. I ______ the wall the whole morning but haven’t finished yet.
A.have painted |
B.have been painting |
C.am painting |
D.Painted |