单词拼写(满分5分,每小题各0.5分)
Mike r____________ our team and gave a speech at the meeting.
Nothing could have been more a____________.
Since her c____________ she had wanted to work with animals in their own environment.
The party then searched the whole cave t____________ but did not find anything.
He has pointed out that the tree is a useful source of i____________.
It rained and t____________ the football match was put off.
The Hubble will tell us a great deal about the age and size of the u____________.
The most u____________ car was a Benz which had only three wheels.
At that time, hunger was a d____________ problem in many parts of the countryside.
This work will not be easy; we have to o____________ the difficulty.