We’ll go hiking if it rain this weekend.
A. isn’t B. don’t C. doesn’t D. won’t
I find very useful learn English well.
A. it ,learn B. that , learning C. it , to learn D. it’s , to learn
The pilot saw the soldier soccer at this time yesterday.
A. play B. to play C. playing D. played
You're supposed ______ up your room before you go out.
A. to clean B. clean
C. cleaning D. be cleaned
Now more and more people are paying attention to protecting the environment. So we believe______ there will be less pollution in the future.
A. loudly B. lovely
C. strongly D. carefully
It's dangerous for you to go out for a walk in the forest________at night.
A. on business B. by the way
C. on your own D. out of the way
