If you sleep less than 7 hours a day, you are more to catch a cold.
A. possible B. certainly C. probable D. likely
What I said was so that I finally convinced them my honesty.
A. convincing; of B. convincing, for
C. convinced; of D. convinced; for
Can you think of an occasion ______ you can use this gesture.
A. which B. that C. when D. on that
The snow storm left, a lot of damage to this area.
A. caused B. causing C. to cause D. to have caused
—You seemed to be impressed by his skill.
—No. It was his courage ________ his skill that really impressed me.
A. but also B. except for C. as well as D. rather than
—Who______ it be that is knocking at the door?
—It ______ be Father, but I’m not sure.
A. can; must B. can; may C. must; can D. may; must
