Keeping a balanced diet is one way ______ one can keep healthy.
| A．how | B．which | C．不填 | D．why |
It ___ to chat online all day long. You’d better do something else.
| A．makes no sense | B．makes no difference |
| C．makes sense | D．makes difference |
He has finished his work. ___.
| A．I have finished so | B．So finished I |
| C．So can I | D．So have I |
At the foot of the hill ___ surrounded by trees.
| A．a big lake lies | B．does a big lake lie |
| C．lies a big lake | D．a big lake is lied |
--How often do you eat out?
--___, but usually once a week.
| A．I have no idea | B．It depends |
| C．As usual | D．Generally speaking |
The old man went into the room, ___ by his wife.
| A．support | B．supported |
| C．supporting | D．being supported |