The class ______ big. Now the class_______ practicing swimming.
#85799
A
are ;are
B
is ;is
C
is ; are
D
are ; is
推荐题目
_____ has been introduced to the students to help them make progress.
#85649
A
Many books as well as advice
B
Some advice as well as many books
C
Not only some advice but also many books
D
Some advice and many books
Every possible means ______ to prevent the air pollution, but the sky is still not clear.
#85598
A
has been used
B
have been used
C
is used
D
are used
