He has left out the most important reason why he last night .
| A．stayed up | B．put up | C．picked up | D．kept up |
The result of the study was published last week in New York, a ______ magazine in America.
| A．respect | B．respecting | C．being respected | D．respected |
She read the letter through before sending it, ______ for spelling mistakes.
| A．checked | B．to be checking | C．checking | D．having checked |
“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 |