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What can we students do _____ the environment?
#50177
A
to protect
B
protected
C
protecting
D
protects
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It’s time________ lessons. But Lily isn’t in the classroom.
#49614
A
to
B
for have
C
have
D
to have
If you want to make yourself _____, you should speak clearly and slowly.
#48958
A
understand
B
understood
C
to understand
D
understanding
I think the room is too small for us ________ .
#48823
A
to live
B
living in
C
to live in
D
live in
Thanks          me the pencil case.　　　  
#51106
A
give
B
to give
C
for giving
D
giving
He likes talking to people and ___________stories.
#51322
A
writing
B
writes
C
write
D
to write