. Tom as well as his classmates __________ a song when the teacher came into the classroom.
#103734
A
are singing
B
were singing
C
is singing
D
was singing
推荐题目
With the rapid development of medical science, we ________ more new drugs used in the treatment of cancer.
#101807
A
see
B
had seen
C
will be seeing
D
would see
--- What did the manager say at yesterday’s meeting?--- So you______ to him carefully.
#100791
A
won’t listen
B
weren’t listening
C
hadn’t listened
D
haven’t listened
—Pity you missed the lecture on nuclear pollution.—I____ it, but I was busy preparing for a job interview.
#102658
A
attended
B
had attended
C
would attend
D
would have attended
While the police have already done a lot of investigation, much evidence ___ __.
#102763
A
is remaining to be confirmed
B
remained to be confirmed
C
is remained to be confirmed
D
remains to be confirmed