---Alice, you look puzzled, Have you understood it?---Yes.I _____another problem just now.
#101644
A
l have thought of
B
am thinking of
C
had thought of
D
was thinking of
推荐题目
According a recent survey, if the factory closes, a lot of people _______ their jobs.
#101220
A
are going to lose
B
will lose
C
may lose
D
are about to lose
---Have you read the timetable ?   ---Yes .  The train ____ at 10:12 p.m..
#101634
A
will start
B
is going to start
C
should start
D
starts
Qing Dynasty ______for more than 200 years.
#100238
A
existed
B
has existed
C
was existed
D
has been existed