1. —Do you think Peter is free today?
—I don’t think so. Recently he has been _______ the most of his time to prepare for the final examinations.
A. making B. planning
C. using D. getting
2. Elephants are the most popular animals in the zoo in China; _______ they play an important role in everyday life in some countries.
A. as usual B. as a matter of fact
C. as a result D. in effect
