．---- You look upset , Jane,______?
---- My pet dog is lost.
A, What’s up B What’s for C .What are you up to D. So what
_______that all mountain roads were closed.
| A．So became the dangerous weather |
| B．So dangerous did the weather become |
| C．So dangerous became the weather |
| D．Dangerous the weather became so |
Only when the government increases affordable homes for low-income groups________.
| A．the imbalance of demand and supply can be removed |
| B．can be removed the imbalance of demand and supply |
| C．can be the imbalance of demand and supply removed |
| D．can the imbalance of demand and supply be removed |
On the chairs _________ , who had come to Dalian looking for jobs.
| A．three young men sat | B．sat three young men |
| C．did three young men sit | D．three young men sitting |
Not until about 2000 BC________________________done.
| A．were known of the oldest paintings | B．the oldest of known paintings were |
| C．the oldest known were painting | D．were the oldest known paintings |
——Did you know any French before you arrived in Washington?
——Never ____ it, actually.
| A．had I learned | B．have I learned |
| C．I have learned | D．I had learned |