—I don’t suppose they could have finished their experiment, they?— , they are still doing it in the lab.
#87846
A
could; Yes
B
didn’t; No
C
have; No
D
couldn’t; Yes
推荐题目
It sound like a perfect destination,but it is really adventurous to go there.
#87861
A
must
B
should
C
can
D
may
We’ll be free tomorrow，so I suggest ______ to the history museum.
#89501
A
to visit
B
visiting
C
we should visit
D
a visit
You ______ be driven out of the school if you dare to cheat in the exam.
#89989
A
should
B
would
C
will
D
shall
--- What it be? --- It be a man, for it is not moving. It be a dustbin, I think.
#87983
A
can, may, must
B
can, can’t, must
C
can, must, can
D
may, may not, could
The doctor strongly recommended that he ________ a holiday.
#86367
A
would take
B
took
C
had taken
D
take