【单选题】
They dont____________ the importance of this problem.
①
understands
②
understood
③
understanding
④
understand
【单选题】
_________hand in his exercise-book before Monday?
①
Need he to
②
Does he need
③
Needs he to
④
Need he
【单选题】
Using a comma to link two clauses is a common mistake which is called ________.
①
comma fault
②
run-on sentence
③
sentence fragment
【单选题】
Don’t go there this afternoon, I’d rather you _____ tomorrow.
①
went
②
go
③
will go
④
would go
【单选题】
What do you think _____solve the problem ?
①
you can do
②
can you do
③
you can do to
④
can you do to
【单选题】
______，the boy worked out the problem quickly．
①
As clever he is
②
Clever as he is
③
He is as clever
④
As he is clever
【单选题】
Frankly speaking, I’d rather you ____ anything about it for the time being.
①
didn’t do
②
don’t do
③
will not do
④
do