________, I believe, and you will find that he is very outgoing.
Quite a few tall buildings _______ the last two years.
Man-made-satellites______ into space by many countries.
I _______ all the words on the black board. May I go home now? copy B. will coup C. copied D. have copied
Nobody knew _______ a living in that country.
The old man needs at most five hour’s sleep a night ,but he__________ for over seven hours tonight. A. has fallen asleep B has slept C has gone to bed D. has gone to sleep