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【单选题】
内毒素的毒性成分为A.
肽聚糖
B.
蛋白质
C.
脂质A
D.
特异多糖
E.
核心多糖
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举一反三
【单选题】Speaker A : Let's play the computer games. Speaker B :___________________________
A.
Thank you .
B.
Good idea.
C.
It doesn't matter.
【简答题】是硬盘的启动分区,是独立的,也是硬盘的第一个分区,正常情况一般是C盘
【单选题】Speaker A : Tea is on sale now. What’s the price? Speaker B : ________________
A.
It is so cheap.
B.
It is 90 yuan a kilo.
C.
I think it is not cheap.
【简答题】A．The speaker's education and background. B．The speaker's attitude and the situation. C．A variety of linguistic(语言的) features. D．A variety of paralinguistic features.
【单选题】The speaker's favorite country is __________________.
A.
The Great Britain.
B.
Sweden.
C.
The African Nation of Burundi.
D.
The United States.
【简答题】A．The speaker's former classmate. B．The speaker's Colleague. C．The woman in the photograph. D．The young girl in the photograph.
【单选题】The speaker’s book group is one of the oldest because it began _____.
A.
over 20 years ago
B.
many years ago
C.
only 20 years ago
D.
around the time book groups became fashionable
【单选题】下列有关营改增应税服务的范围表述不正确的是
A.
以积分兑换形式赠送的电信业服务，不征收增值税
B.
航空运输的湿租业务，属于航空运输服务
C.
远洋运输的程租、期租业务，属于水路运输服务
D.
航空地面服务属于航空运输服务的范围
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