I think this room is _____ than that one .
| A．the more comfortable | B．the most comfortable |
| C．much comfortable | D．much more comfortable |
—Maria likes singing. Do you often hear her _______ after class?
—Yes, I do.
| A．sing | B．to sing | C．sings | D．sang |
—Would you mind _______ in the classroom?
—Sorry, I won’t do that again.
| A．not running | B．don’t run |
| C．not to run | D．to not run |
The Changjiang River is one of ________ in the world.
| A．the longest river | B．the longest rivers |
| C．the longer river | D．longest river |
Linda born July 2nd ,1999.
| A．was, in | B．were, on |
| C．were,in | D．was,on |
--- Is your sister as serious as you?
--- No, she isn’t. She is .
| A．as friendly as me | B．more serious than me |
| C．as tall as me | D．friendly than me |