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【单选题】
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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】24岁女,第一胎,孕25周,诊断为妊娠期高血压疾病,基本病理是
A.
水钠潴留
B.
全身组织器官缺氧
C.
血管壁通透性增加
D.
全身小动脉痉挛
E.
肾小球滤过率下降
【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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