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【单选题】
分别与两条异面直线都相交的两条直线A.
不可能是两条平行直线
B.
不可能是两条相交直线
C.
不可能是两条互相垂直的直线
D.
不可能是两条异面直线
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反馈参考答案：
举一反三
【单选题】关于新生儿免疫特点，以下哪项是错误的
A.
IgG水平与胎龄有关
B.
非特异性免疫功能不成熟
C.
易患革兰阴性杆菌感染
D.
免疫功能来成熟儿高于成熟儿
E.
补体水平低
【判断题】An argument can succeed in justifying its conclusion even if its audience rejects the argument's premises.()
A.
正确
B.
错误
【单选题】小儿非特异性免疫功能差,以下哪项是不正确的?( )
A.
皮肤角质层薄嫩,易破损
B.
淋巴结功能未成熟
C.
血清补体含量较低
D.
血清中IgG,IgM含量较低
E.
肠壁通透性高,胃酸较少,杀菌力弱
【简答题】Telling your audience that they can ask questions 请听众提问
【多选题】What kind of presentation can impress the audience, grasp their attention and lengthen their attention span?
A.
The one inspires people and throws them into thoughts.
B.
The one supports people’s ideas by showing credible evidences.
C.
The one is full of enthusiasm and wows the audience.
D.
The one entertains the audience and makes them feel fun.
【多选题】In order to encourage the audience to ask questions, the speaker can ___________.
A.
pitch the presentation at the right level for the audience
B.
let them ask a question as soon as they have one
C.
ask the audience to ask the simple questions
D.
confirm the audience’s question again
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