If there ______ no water or air on the earth, all living things would die.
| A．is | B．were | C．are | D．will be |
It is most _____that the environmentalists will come to the area to investigate the possible damage caused by the serious pollution.
| A．likely | B．perhaps | C．possibly | D．probably |
After winning war in Iraq，the country fell into new worries of economy．
| A．the; the | B．a; the | C．the; ／ | D．a; ／ |
—I think you should phone Jenny and say sorry to her．
—．It was her fault.
| A．No way | B．Not impossible | C．No chance | D．Not at all |
We forgot to bring our tickets, but please let us enter, _____?
| A．do you | B．can we | C．will you | D．shall we |
–Did a letter come for me?
–Yes, ____ came for you this morning.
| A．that | B．it | C．one | D．the letter |