What does the author mean by saying that English spelling is a compromise between documentary expressions and an elaborate code-system？
A. English spelling is formal and good.
B. English is good for documents and a code-system.
C. English is elaborate in describing things.
D. English is neither formal nor good at expressing small differences.
查看答案
照明变压器必须使用双绕组型，严禁使用自耦变压器。()
A. 正确
B. 错误
Where are the scientific and zoological collections？
A. In the British Museum.
B. In the library.
C. In the house of Sir Hans Sloane.
D. In the National History Museum.
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