— What do you think of your English teacher?
— He is friendly to us although sometimes he looks .
A. happy B. kind C. serious
I enjoy playing computer games, but I can'ttoo much timethat
| A．take; doing | B．spend; doing |
| C．spend; on doing | D．pay; for |
is parents’ jobclean and comfortable environment at home.
| A．It; provide | B．This; to provide |
| C．It; to provide | D．He; provides |
________the doctor, the boy was saved.
| A．Thanks | B．Thanks to | C．Thank for | D．Because |
—When will she go home?
—She ______ home ___ she finishes her homework.
| A．won’t go ; before, | B．goes,;before |
| C．won’t go; until | D．go,;after |
What ____ you ______ at this time yesterday?
| A．did；do | B．is；doing | C．were；doing | D．are；doing |