The students were ________ over the ________ problem,listening to the teacher with a ________ expression on their faces.
A.puzzled;puzzling;puzzling | B.puzzled;puzzling;puzzled |
C.puzzling;puzzling;puzzled | D.puzzling;puzzled;puzzling |
----Is it my age __________ the boss minds?
----I’m afraid not. He will consider __________ necessary to have an experienced assistant.
A.which; it | B.that; it | C.which; that | D.that; that |
Tony, would you go and see if Sam has any difficulty __________ his tape recorder?
A.to fix | B.fixing | C.for fixing | D.fix |
Can you think of some cases __________drivers obviously knew the traffic rules but did not obey them.
A.which | B.as | C.where | D.that |
The teacher highly recommended that I ___________ more to improve my English.
A.would practice | B.could practice | C.practice | D.practiced |
Liu Xiang achieved his __________ to become the first man to cover the 110-meter hurdles in less than 12.91 seconds.
A.ambition | B.graduation | C.assistance | D.encouragement |