----I think it’s impossible for us to work out the plan in just two days. It’s too difficult.----You’re right. We can’t be _______ careful and hard while working on it.
There are some trees on one side of the road and some factories on _____.
all the students in his class,Xiao Ming writes.
Idon’t know when Tom ______. But I will tell you when he ______.
Don,t do anything .You should be.
—Let,s do something at the party. What about? —No,I,d like.