Hard work and lack of sleep have _____ her beauty and youth in recent years.
| A．worn out | B．tried out |
| C．made out | D．sent out |
Joanna won’t leave her job undone ________ told to.
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In the Spring Festival, Jonny sent each of his classmates a card with best wishes, but he received ________.
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—I’d like to buy ________ book recommended by our English teacher.
—But I don’t think it ________ good one.
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— Good-bye ! I’m going back to my hometown this afternoon.
—________
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I was told that by 1990 things were beginning to improve, _________ quickly enough.
| A．even if not | B．even I didn’t improve |
| C．if not improved | D．if even to improve not |