--- Some of the plastic bags can’t ______ after June1.--- Yes, people will use environmental bags instead.
#44623
A
use
B
be use
C
be used
D
are used
推荐题目
The 2010 World Expo ________ in Shanghai successfully. It was an honor of all of the Asians.
#45010
A
is held
B
was held
C
has been held
D
would be held
The new teaching building ________ before the new term begins.
#44681
A
must be finished
B
must finish
C
must finished
D
must being finished
Personal computers ______ in 1976. It has changed the whole world.
#44711
A
have invented
B
were invented
C
is invented
D
invented
－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