I think a big part of it is ______ we know how to have fun on the job.A: thatB; whichC;

Usually he managed to find plenty of work to ______ him over hard times. I think it is a g

I dont think it is advisable that she ______ her little boy of his freedom to spend the sp

Just as the soil is a part of the earth,______the atmosphere.A．at it isB．the same isC．so i

In "I think it impossible for man to live on the Mars", "it" is the ______ of the sentence

A:What do you think of the film？B:I think it is great.A. reallyB. veryC. most

I think we should let Mary to go camping with her boyfriend. ______ she is a big girl