______ to be frightened, the stranger backed to the door and ran away.
| A．Pretending | B．Pretended | C．To pretend | D．Having been pretended |
“You’ve left the light on.” “Oh, so I have. _____ and turn it off.”
| A．I’ll go | B．I’ve gone |
| C．I go | D．I’m going |
New technology ______ to make sure that the cars, taxis, buses and trains we use ______ the air.
| A．is used; not to pollute | B．has used; is not polluted |
| C．is being used; do not pollute | D．has been used; to pollute |
The real test of ______ English is whether they can speak, read, write and orally understand good standard English.
| A．everyone’s | B．anyone’s | C．someone’s | D．nobody’s |
—I’ve taken someone else’s green sweater by mistake.
—It ______ Harry’s. He always wears green.
| A．has to be | B．will be | C．mustn’t be | D．could be |
_____ this report _____ in such a short time was quite a difficult exercise.
| A．Getting, done | B．Get, done | C．To get, to do | D．Getting, to do |