--- Have you solved your problem?---I've kept on thinking about that matter ______, but I have no idea yet now. 
#43153
A
at times
B
some time
C
at a time
D
all the time
推荐题目
Let’s buy some more books this afternoon. 
#43345
A
other books
B
another some books
C
many books
D
some another books
-Mike wants to know if_______ a picnic tomorrow. -Yes. But if it_______, we'll visit the museum instead.
#38376
A
you have; will rain
B
you will have; will rain
C
you will have; rains
D
will you have; rains
The boys often play _____ football in _____ afternoon.
#41140
A
/; an
B
the; an
C
/; the
D
a; the