| Speaking as much as possible is ______ in the study of language. |
A. with great importance B. importance C. no important D. of great importance |
| — Wow. It is rather hot today. — Yes. ______ yesterday. |
A. So it is B. So is it C. So was it D. So it was |
| —He passed the driving test. —So _______ everyone if he or she spends as much time on it as him. |
A. does B. did C. has D. will |
| The professor suggested that the students ________ into four groups in the experiment. |
A. be divided B. must divided C. might divided D. should divided |
| There _____ many kinds of birds around here, but now we seldom see them because of the air pollution. |
A. had B. used to have C. used to be D. are |
| Before they reached the house, a new wave came, _______ down trees and brought down some walls. |
A. sweeping B. swept C. had swept D. having swept |