1 . David is very noisy ______ Katy is rather quiet.
| A．while | B．since | C．so | D．or |
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2 . I felt myself relating strongly to Hassan, the loyal “kite runner”, sympathizing with Amir, the cowardly protagonist (主人公).
| A．if | B．until | C．while | D．though |
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3 . The journey has been flying by, and ________ I know it, we have reached Tangula Station.
| A．before | B．after | C．when | D．since |
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4 . —Some English idioms are difficult to understand.
—Exactly, ___________ you know the meaning of each word.
—Exactly, ___________ you know the meaning of each word.
| A．if only | B．even though | C．as if | D．now that |
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5 . I didn’t realize he was a famous singer________ he took off his sunglasses.
| A．until | B．while | C．what | D．because |
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6 . I’d like to attend the conference in Baltimore ________ that I can meet with some of our competitors face to face.
| A．so | B．or | C．but | D．and |
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7 . I will go with you, Maybe, but ______ it doesn’t look dangerous.
| A．even if | B．in case | C．if only | D．only if |
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8 . The existence of mirror neurons suggests that __________ we see someone else do something, our brains imitate it, whether or not we actually perform the same action.
| A．each time | B．even if | C．as though | D．if only |
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9 . ________ difficult it might be, she had to right the terrible wrong she’d done to him and apologize.
| A．However | B．Whatever |
| C．No matter what | D．No matter which |
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10 . Review your lessons in time, ____________you’ll get far left behind.
| A．or | B．but | C．and | D．while |
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