The companies are working together to creat ______ they hope will be the best means of transport in the 21st century.
| A． which | B．that | C．what | D．who |
The river ____are covered with trees is very long.
A which banks B the banks of whichC whose the banks D of which banks
Jim went to answer the phone. _______, Harry started to prepare lunch.
| A．However | B．Meanwhile | C．Besides | D．Nevertheless |
In the past he often made his sister____, but now he is often made ___by his sister.
A to cry; to cry B. cry; cry C. to cry; cry D. cry; to cry
We _______ last night, but we went to the concert instead.
A should have studied B. might study
C. must have studiedD. would study
—I’ll do the washing-up. Jack, would you please do the floors?
—_______.
| A．Yes, please | B．No, I don’ | C．Yes, sure | D．No, not at all |