________ he has limited technical knowledge, the old worker has a lot of experie

题型：同步题难度：来源：

________ he has limited technical knowledge, the old worker has a lot of experience. [     ]
A. Since
B. Unless
C. As
D. Although

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举一反三

_______ you"ve tried it, you can"t imagine how pleasant it is. [     ]
A. Unless
B. Because
C. Although
D. When

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________ has taken part in the Athens Olympic Games is worth praising no matter
________ he has won medals or not. [     ]
A. Who; if
B. Anyone; whether
C. Whoever; whether
D. Whoever; how

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If you are able to talk to a friend over the telephone, you feel that you are close ________ the actual
distance is not shortened. [     ]
A. even if
B. so long as
C. if
D. as

题型：同步题难度：| 查看答案

________ you may be right, I can"t altogether agree.[     ]
A. As
B. While
C. If
D. Since

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________ we have achieved great success, we have no reason to be proud. [     ]
A. Since
B. Even if
C. Now that
D. Even that

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