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问题
判断题
谷类烹调时加碱会使维生素受到损失
答案
参考答案：对
选择题
I have had my bike _____, and I'm going to have somebody _____ my radio tomorrow.
A. repair; to repair
B. repairing; to be repaired
C. repaired; repair
D. to repair; repairing
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单项选择题 A1/A2型题
下列哪项不引起吸气性呼吸困难（）
A.气管异物
B.喉癌
C.急性喉炎
D.气管肿瘤
E.支气管哮喘
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