－Did the doctors save the old man？－Yes. He _______ on the morning of May 10th. And now he is out of danger.
#44417
A
was operated
B
operated
C
operated
D
was operated
推荐题目
It’s a rule in my class that our classroom ______ before 6:00 p.m. every day.
#44688
A
be able to clean
B
should be cleaning
C
must clean
D
must be cleaned
Personal computers ______ in 1976. It has changed the whole world.
#44711
A
have invented
B
were invented
C
is invented
D
invented
---At present, one of the best ways to study is working in groups. ---More chances _______ to students to learn from each other.
#44491
A
offer
B
are offered
C
have offered
D
are offering
People should _____ from throwing the rubbish everywhere .
#44661
A
be stopped
B
stopped
C
stop
D
stopping