基础检测
Ⅰ.词性转换
1．The importance of his ideas is that they represent the unspoken opinion of the silent ________ (major)．
2．We are working in ________(associate) with a number of local companies to raise money for the homeless.
3．The town walls were built as a ________ (defend) against enemy attacks.
4．I gave in to ________(curious) and opened the letter addressed to him.
