It’s believed that our moods are sometimes by colours. Many scientists are doing some research (研究) on this subject.
| A．influenced | B．chosen | C． required | D．explained |
_____ you do, I will be on your side.
A. Whenever B. Whatever C. However
–The weather is very cold these days. –.
A. So do I B. So is itC. So it is
There is no _____ that phones play an important role in the modern life.
A.question B. doubt C. problem
There ______ more new buildings in my hometown in two years .
A. are B. will haveC. will be
The little boy is healthy, _____ he is happy, too.
A.and B. but C.or