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【单选题】
我国第一部炮制学专著是A.
《本草纲目拾遗》
B.
《新修本草》
C.
《神农本草经》
D.
《雷公炮炙论》
E.
《神农本草经集注》
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反馈参考答案：
举一反三
【单选题】“I will leave at 9, if you don’t want to go earlier.” Rewrite the sentence using the word “unless”.
A.
I will leave at 9, unless you want to go earlier.
B.
I will leave at 9, unless you don’t want to go earlier.
C.
I will leave at 9, unless you not want to go earlier.
D.
I will leave at 9, unless you didn’t want to go earlier.
【单选题】I must leave now. ______ , if you want that book I'll bring it next time.
A.
Accidentally
B.
Incidentally
C.
Eventually
D.
Naturally
【简答题】绝对压力、表压和真空度与大气压得关系是什么?
【单选题】I ______ for Shanghai this Saturday, so I want to know when the earliest plane ______.
A.
leave; takes off
B.
am leaving; takes off
C.
leave; is taking off
D.
am leaving; is taking off
【简答题】绿色植物是生物圈中最大的生产者，通过它的生命活动，直接或间接地为生物圈中生物提供食物和能量，并对维持大气中氧气和二氧化碳的平衡及促进生物圈的______循环发挥着重要的作用．
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