| 1. 难度：中等 | |
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______ hero in this fairy story is _____ ugly duck. A；The； the B. The；an C. The；a
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| 2. 难度：简单 | |
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—Oh， dear! What ______ so terrible? —The food on the table goes bad. I’ll throw it away in a minute. A. sounds B. tastes C. smells D. looks
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| 3. 难度：中等 | |
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—Have you used the new computer ______? —Yes， I have. I have ______ used it. A. just， just B. yet， just C. just， yet D. yet， yet
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