—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure.
______, I have never seen anyone who’s as capable as John. A. As long as I have traveled C. Now that I have traveled so much C. Much as I have traveled D. As I have traveled so much
Amy is a careful driver, but she drives ______ of my friends.
When ______ different style of articles, we often pay attention only to the differences of their characteristics of language.
Leaves are found on varieties of plants, but they differ greatly ______ size and shape.
The young dancers looked so charming in their beautiful clothes that we took ______ pictures of them.