The earthquake ______ when I _______some cleaning.
#39979
A
starts, was doing
B
started, was doing
C
was starting, was doing
D
starts, were doing
推荐题目
So far there       great changes in my hometown.  
#37335
A
are
B
have had
C
have been
D
will be
----Where is Michael? ----He____TV at home ,I think.
#42083
A
watches
B
watched
C
is watching
D
was watching
I don’t know if Mr. Wang ________here tomorrow . If he ______ , please tell me .
#40518
A
comes , comes
B
will come ,comes
C
comes , will come
D
will come ,will come