It’s important __________. 
#63147
A
for us to learn English well
B
to us to learn English well
C
for us learning English well
D
of us to learn English well
推荐题目
 I ________ $300 for the bike. 
#52647
A
took
B
spent
C
cost
D
paid
You must ______the English course one month before it begins.
#52505
A
pay for
B
paid for
C
be paid for
D
be spent on
There__________ large areas of rice fields in our hometown.
#53010
A
used to have
B
used to be
C
was used to having
D
was used to being