如果你想向别人介绍你的爸爸,你可以说:A.This is my grandpa. B.This is my brother C.This is my father
I usually get up___ six ___the morning. A. on; at B. at,on C. at,in
-What are you doing? I am ____an e-mail from Lucy. A. read B reading C. reads
We should take good care _____young children. A. of B.at C. off
I don't like the colour. Can you show me___ trousers? A. those B. them C. this
There are many____in our school. A. tree B. trees C. a tree