—Look! The lake is clean. I never throw litter into it.
—If everyone does this, it would be ________.
| A． |
dirtier |
B． |
the dirtiest |
C． |
cleaner |
D． |
the cleanest |
I hope there are enough glasses for each guest to have ___.
| A．it | B．those | C．them | D．one |
______it is to jump into the river to swim in summer!
| A．What a fun | B．What fun | C．How fun | D．How funny |
Look! ____.
| A．Here your teacher comes |
| B．Comes here your teacher |
| C．Your teacher come here |
| D．Here comes your teacher |
The workers were making so much noise in the workshop, and the boss hurriedly went to see ____.
| A．what the matter was | B．what was the wrong |
| C．what wrong was | D．what was the matter |
I don’t believe everything goes well with you, ____?
| A．do they | B．does it | C．don’t they | D．doesn’t it |