Last year Huai'an Flyover(高架)_________. Now it brings much convenience to people.( )
A.finishedB.finishes
C.is finishingD.was finished
do you visit your grandmother in the countryside?
Once a month.( )
How far
How long
How soon
How often
Mr.Smith be in the office. Because he has gone to Chengdu on business.( )
mustn't
shouldn't
can't
needn't
The young man was of all the performers.( )
more creative
much creative
the most creative
the creativest
It's important for us a healthy lifestyle.( )
to keep
keep
keeping
kept
They worked for days, and finished the task successfully.( )
twelve; two
twelve; second
twelfth; two
twelfth; second