Advertising can influence consumers' moods，_____ in turn，can influence consumers’reactions to products．
| A．that | B．which | C．where | D．when |
The book ___ three yuan, but it only ___ me two yuan.
| A．spends, take | B．costs, spend | C．costs; cost | D．pays; cost |
The building is ___.
| A．twenty-metre-high | B．twenty metre high | C．twenty-metres-high | D．twenty metres high |
He ___ go to work by bus, but now he ___ riding a bicycle to work.
| A．used to; used to | B．used to; is used to | C．is used to; used to | D．is used to; is used to |
I don’t feel like ___ now.I’d prefer ___ my homework at present.
| A．to sleep ; doing | B．to sleep; to do | C．sleeping; doing | D．sleeping; to do |
---What ____ the population of China ?
---China has a population of 1.3 ____.
| A．is, billions | B．are; billions | C．is; billion | D．are; billion |