皮皮学，免费搜题
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【单选题】
在动脉血二氧化碳分压轻度升高而引起每分钟通气量增加的反应中,下列哪种感受器起的作用最重要?A.
颈动脉体化学感受器
B.
主动脉体化学感受器
C.
肺牵张感受器
D.
肺血管化学感受器
E.
延髓化学感受器
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】是目前Internet为人们提供的最主要的服务资源，人们可以通过浏览器查看Internet各站点的文本信息、获取声音图像等不同形式的信息。
A.
文件传输
B.
万维网
C.
电子公告牌
D.
远程登录
【单选题】— How about going fishing? — ____________, I have no patience for that.
A.
Excuse me
B.
Sorry
C.
Pardon
D.
Apologize
【简答题】在Internet中，用户通过FTP可以（ ）。
【简答题】I am sorr to have kept you _________ (wait) for two hours.
【单选题】According to Del Zoppo, tears are good for grieve because they are the way to release sorrow or negative emotion.
A.
N
B.
Y
C.
NG
【单选题】W： I’m terribly sorry I’m late. I had rather a difficult time finding your office. M：_______
A.
Saying sorry won’t be enough for being late. You have to account for what you’ve done
B.
That’s all right. Please sit down and 1,11 start to ask you a few questions.
C.
You needn’t saying sorry. It, s often the case.
D.
Put on your name in the attendance record and go to your work.
【简答题】在 v 0 、w7%、0.ww7，0.ww这四个数中，最大的数是______．
【单选题】A: Do you think that you can have these shirts finished by Friday morning? B: ______
A.
Sorry, we haven't finished yet.
B.
Why do you need them so early?
C.
I'm sorry. I couldn't possibly get them done by then. Saturday afternoon would be the earliest that you could have them.
D.
Don't you see we're short-handed?
【简答题】--- Can you attend tomorrow’smeeting? --- I am sorry, but I will have too muchwork ______. A. tosee to to come B. seeing to come C. tosee to coming D. doing to come
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