花卉花坛中有效观赏期不少于（）A、28d B、29d C、30d D、31d

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问题单项选择题

花卉花坛中有效观赏期不少于（）

A、28d

B、29d

C、30d

D、31d

答案

参考答案：D

单项选择题 A1/A2型题

气管拔管后负压性肺水肿的临床特征不表现为（）。

A.呼吸音粗糙

B.皮肤出血点

C.缺氧

D.粉红色泡沫痰

E.血压升高

补全对话，情景问答

将问句与相应的答语连线。
1.What would you like to drink? 2. Who is thirsty? 3. Where is your pop? 4. Would you like some juice? 5. Do you like bananas?	A. Yes, I would like some juice. B. No, I don't. C. I would like some tea. D. I am. E. It's in my stomach.