| 1. 难度：简单 | |
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The wild flowers looked like a soft orange blanket__________ the desert. A. covering B. covered C. cover D. to cover
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| 2. 难度：简单 | |
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Listen! Do you hear someone__________for help? A. calling B. call C. to call D. called
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| 3. 难度：简单 | |
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Father__________goes to the gym with us although he dislikes going there. A. hardly B. seldom C. sometimes D. never
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