--How is your grandma?
--She is fine. She used to ______ TV at home after supper. But now she is used to ______ out for a walk.
| A．watch; go | B．Watching go |
| C．watching; going | D．watch; going |
Nanjing is one of _______ in China.
| A．beautiful city | B．more beautiful city |
| C．the most beautiful city | D．the most beautiful cities |
We are sure one day the air in Beijing will be much ______ than today.
| A．clean | B．cleaner | C．cleanest | D．the cleanest |
We arrived _____ Shanghai______ the morning of July 2nd.
| A．at, in | B．at, on | C．in, in | D．in, on |
_____ too much TV isn’t good _____ our eyes.
| A．Watch; to | B．Watching; for |
| C．Watch; for | D．Watching; to |
The weather in Beijing is ________.
| A．cold and cold | B．more and more cold |
| C．colder and colder | D．more cold and cold |