单词拼写（满分5分，每小题各0.5分） 小题1:Mike r____________ our team and gave a speech at the meeting. 小题2:Nothing could have been more a____________. 小题3:Since her c____________ she had wanted to work with animals in their own environment. 小题4:The party then searched the whole cave t____________ but did not find anything. 小题5:He has pointed out that the tree is a useful source of i____________. 小题6:It rained and t____________ the football match was put off. 小题7:The Hubble will tell us a great deal about the age and size of the u____________. 小题8:The most u____________ car was a Benz which had only three wheels. 小题9:At that time, hunger was a d____________ problem in many parts of the countryside. 小题10:This work will not be easy; we have to o____________ the difficulty.