Wolves will _________ their lives _________ the loss of the trees and forests.
A. lose; because B. lose; because of
C. lost; because D. lost; because of
My uncle gave me a model plane yesterday. It’s a structure of__________.
A. S+V+P B. S+V+IO+DO C. S+V+DO+OC D. S+V+DO
Mr. Johnson drives ________________ than Mrs. Johnson.
A. as carefully B. more careful
C. much carefully D. less carefully
— Who is the man over there? Is it Mr. Wu?
— It ________ him, but I am not quite sure.
A. may be B. maybe C. is D. must be
He looks tired. We’d better make him _______a rest in the room.
A. stop to have B. to stop to have
C. stop having D. to stop having
— do you walk your dog?
—Less than three times a week.
A. How many times B. How often
C. How long D. How soon
