He didn’t come back____ 7 o’clock last night.
A．till B. until C. at
We’ll stay at home if it _______ tomorrow.
A. will rain B. rains C. rained
Jane ____ to school because she is sick.
A. isn’t able come
B. doesn’t able come
C. isn’t able to come
Mr. Li asks the students ____ in the river, because its too dangerous.
A . to swim B. not to swim C. to not swim
Can you finish ____ these books before 10 o'clock?
A. to read B. read C. reading
There is ___ in today’s newspaper.
A. anything important
B. something important
C. important something
