Which one is not right? ________A.Drive fast by sled.B.Wear a life jacket on a ferry.C.Stop at a redlight.
Sometimes walking is __________ than driving during the busy traffic time.
My sister was born _____________ a Friday morning.
Mary is a student of___________.
What __________ useful book! And __________book is very interesting.
根据A栏的问题,选择B栏的答语。