---Alice, you look puzzled, Have you understood it?---No．I _____another problem just now．
#101781
A
l have thought of
B
am thinking of
C
had thought of
D
was thinking of
推荐题目
No agreement has been reached as both sides refused to ________ at the meeting held yesterday evening.
#99800
A
give out
B
give in
C
give up
D
give off
I insisted that a doctor _______ immediately.
#103511
A
has been sent for
B
sends for
C
be sent for
D
will be sent for
He _____ as a national hero for winning the first gold medal for his country in the Olympics.
#101183
A
regarded
B
was regarded
C
has regarded
D
had been regarded
Those who said looking after children was an easy way to make money obviously ______ such a troublesome boy, she thought
#99392
A
hadn’t met
B
didn't meet
C
haven’t met
D
wouldn’t meet
By the time we arrived at the railway station, the train _________. As a result, we missed the train.
#99915
A
left
B
is leaving
C
had left
D
leaves