Dogs have a very good ______ of smell and are often used to search for survivors in an earthquake.
| A．sense | B．view | C．means | D．idea |
相关试题
Whenever I was in trouble, he would do what he could _____ me.
| A．help | B．helping | C．to help | D．helped |
The speaker raised his voice but still couldn’t make himself ______.
| A．heard | B．to hear | C．hearing | D．he ar |
You ____ television．Why not do something more active?
| A．always watch | B．are always watching |
| C．have always watched | D．have always been watching |
She is my best teacher ______ help I have made great progress．
| A．with whom | B．whose | C．which | D．with whose |
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