There are not many red—crowned cranes today and the number of them ________
getting ________．
| A．are；fewer and fewer | B．are；smaller and smaller |
| C．is；fewer and fewer | D．is；sma]ler and smaller |
My father often________his motorbike to work．
| A．riding |
| B．rode |
| C．ride |
| D．rides |
—Your watch is so beautiful．It must be expensive．
—Not at all．I only________￥20 on it．
| A．cost |
| B．spent |
| C．paid |
| D．took |
—Excuse me，________is the post office？
—About 500 meters away．
| A．how often |
| B．how long |
| C．how far |
| D．how soon |
________the afternoon of June 2nd，many foreigners arrived________Shanghai．
| A．In，at |
| B．On，to |
| C．In，in |
| D．On，in |
you usually don’t have breakfast．i t’s not good________you．
| A．for |
| B．to |
| C．at |
| D．with |