Would you please put me to the teacher’s office?
A. up B. through C. down D. in
I wonder people could grow plants on Mars.
A. if B. that C. which D. whose
He is a good student, so I’m sure his dream in the future.
A. will be come true B. is come true C. comes true D. will come true
—Do you think he will have dinner with us tomorrow?
—I’m not sure. He come if he has time.
A. must B. could C. might D. can
Nobody knows he has left because he went away saying goodbye to anyone.
A. without B. with C. for D. from
If Mars no air or water, we will not survive there.
A. will have B. would have C. has D. is having
