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 |
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 |
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