They were surprised that a child should work out the problem ________ they themselves couldn't.
A.once | B.then | C.While | D.if |
______ I am willing to help, I do not have much time available.
A.Unless | B.If |
C.While | D.Since |
— What do you think I should do?
— I think you should call him back ______.
A.out of spirits | B.out of mind |
C.out of patience | D.out of respect |
— What time is it?
— I have no idea. But just a minute, I ______ it for you.
A.check | B.checked |
C.will check | D.would check |
In the opinion of some students, they don’t study for pleasure — their main ______ is to enter a famous university.
A.policy | B.motivation |
C.authority | D.devotion |
— Terribly sorry but I thought this was a parking lot.
— ______. Here is your ticket.
A.That’s all right | B.Never mind |
C.Don’t mention it | D.Sorry, that is no excuse |