They must be working      because they have a lot of work to do yesterday.
#12501
A
any moment
B
at the moment
C
just a moment
D
the moment
推荐题目
 ---Can I help you, madam?---I’d like to buy ____eggs.
#14346
A
scores of
B
two scores of
C
two dozens of
D
three scores of
The soldier narrowly escaped ________in the fierce battle. 
#13716
A
have killed
B
killing
C
to be killed
D
being killed
Mr. Smith approved _______ the company.
#12640
A
me to leave
B
for my leaving
C
of me to attend
D
of my leaving
Americans eat_____vegetables per person today as they did in 1910.
#11834
A
more than twice
B
as twice as many
C
twice as many as
D
more than twice as many