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【判断题】
《旅游法》规定旅游经营者应当保证其提供的商品和服务符合保障人身安全的要求。( )A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】I have (hold)______ my breath often.
【单选题】山莨菪碱抗感染性休克主要是因为它能
A.
兴奋心脏,增加心输出量
B.
解除迷走神经对心脏的抑制
C.
扩张血管,改善微循环
D.
收缩血管,升高血压
E.
松弛支气管平滑肌,解除呼吸困难
【单选题】In the past I often wrote _____ my parents about my study at school, but now I e-mail them ____ rita@sunshinetown.com.cn or call them ______ 5551 6789 .
A.
for; at; on
B.
to; at; on
C.
to; at; for
D.
for; on; to
【简答题】I like volleyball and I have a volleyball. I often take it to school and play it with my friends. It’s fun. — Sally Sports are good for me. I like sports. I’m in the school sports club. I often ...
【简答题】I often help my mother _____ housework. [ ] A does B did C do
【单选题】I told my friend Graham that I often cycle the two miles from my house to the town centre but un fortunately there is a big hill on the route. He replied, 'You mean fortunately.' He explained that I s...
A.
extra
B.
excess
C.
surplus
D.
spare
【简答题】I told my friend Graham that I often cycle two miles from my house to the town centre but unfortunately there is a big hill on the route. He replied, “You mean fortunately.” He explained that I should...
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