Every day we spend half an hour morning exercise。
| A．do | B． to do | C． for doing | D． doing |
—He's the plan.
—So am I. It costs and we have no enough time.
| A．for, too much | B．against, too much |
| C．with, much too | D．of, much too |
There quite a lot of trees on the hill.
| A．were used to being | B．had |
| C．used to have | D．used to be |
—Can you make understood in English?—Yes, I can.
| A．yourself | B．you | C．yours | D．your |
—Look! What's in the tree?
— bird, I think.
| A．不填 | B．A | C．An | D．The |
—I wonder ______ without water.
—For about a week.
| A．how long can a man live | B．how long a man can live |
| C．when can a man live | D．when a man can live |