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【单选题】
关于病毒的叙述错误的是A.
核酸和衣壳组成核衣壳
B.
衣壳由壳粒构成
C.
病毒衣壳有保护核酸的作用
D.
病毒包膜表面可有刺突
E.
有包膜的病毒才有感染性
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举一反三
【简答题】诗云“转轴拨弦三两声，未成曲调先有情。弦弦掩抑生生思，似诉平生不得志。”你们中有人知道，这里指的是什么乐器吗?
【简答题】,似诉平生不得志。
【单选题】Apprenticeships can bring many benefits to small companies EXCEPT
A.
making any kind of companies to be more competitive.
B.
saving the wages paid to those employees as apprentices.
C.
enabling the specialists in companies to develop their skills.
D.
keeping the expensive external recruitment to a minimum.
【单选题】Making small talk well involves ______.
A.
remembering what people say.
B.
walking correctly
C.
asking questions.
【简答题】(a) Shawler is a small manufacturing company specialising in alloy castings. Its main item of plant is a furnace which was purchased on 1 October 2009. The furnace has two components: the main ...
【单选题】A small percentage of girls making up the computer science classes would be ______.
A.
100%
B.
98%
C.
10%
D.
75%
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