用括号内所给单词的适当形式填空。 1. Our English teacher is ________(friend)to us. We regard her as our friend. 2. Tom is such an honest and ________(help)boy that all the neighbors like him. 3. No matter what you ask, she always keeps ________(silence)and says nothing. 4. We can see some fishes ________(swim)in the river now. 5. My sister always wears ________(glass)when she goes out.
答案:1. friendly 2. helpful 3. silent 4. swimming 5. glasses