79. There are only five minutes left before the train leaves. You should run _______ .
A. fast as possible as you can B. as quickly as you can
C. as fast as possible D. possible as fast as you can
79. There are only five minutes left before the train leaves. You should run _______ .
A. fast as possible as you can B. as quickly as you can
C. as fast as possible D. possible as fast as you can
C