You look so tired. Why ____________ to have a rest ?
| A．not to stop | B．don't stop | C．not stop | D．not you stop |
Students spend too much time_______computer games.
| A．playing | B．play | C．plays | D．played |
Mr. Han died_______illness last month.
| A．from | B．with | C．of | D．for |
Trees used to be______for cooking by the hunters in the 1970s.
| A．cut up | B．cut down | C．cut off | D．cut out |
Most of the children went to sleep.Why are you still________？
| A．awake | B．asleep | C．wake | D．sleep |
—Tony is six and he is_______his sister Jane.How old is Jane?—Three.
| A．twice as old as | B．two years older than |
| C．as old as | D．three years younger than |