The two friends ______on the Internet for three hours, and they would go on till the next morning.
#101929
A
have been chatting
B
had been chatting
C
were chatting
D
had chatted
推荐题目
If their marketing plans succeed, they _____ their sales by 20 percent.
#103525
A
will increase
B
have been increasing
C
have increased
D
would be increasing
 I don’t think it is teachers who ________ for giving students too much pressure.
#103581
A
are to blame
B
are going to blame
C
are to be blamed
D
should blame
Since Jack was laid off from his job three months ago, he       a new one, but without luck.
#100379
A
looked for
B
bad looked for
C
is looking for
D
has been loking for
--- Joan, what_________in your hand?  --- Look! It's a birthday gift for my grandmother.
#102660
A
had you held
B
are you holding
C
do you hold
D
will you hold