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【单选题】
三相交流绕组，采用短距和分布后，其基波电动势和谐波电动势（ ）。A.
都减小
B.
基波电动势不变，谐波电动势减小
C.
基波电动势减少，谐波电动势不变
D.
都不变
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【简答题】Hi Zoe,I have great news to tell you. Remember last time we talked and I said, "I wish I (1) ______ a reporter"? Well, from now on, I don't need to dream about this because I am a reporter now! Even t...
【简答题】在横线里填上“＞”、“＜”、或“=”． 4L______4000mL 33×99+99______33×100 125×80______250×40．
【单选题】关于幻灯片母版的正确叙述是()。
A.
幻灯片母版与幻灯片模板是同一概念
B.
幻灯片母版的操作可通过幻灯片版式的设置来实现
C.
幻灯片模板设置会影响幻灯片母版的内容
D.
幻灯片母版实际上是扩展名为POT的文件
【单选题】—Why do you like English best? — _____ I think it’s _____
A.
So, interesting
B.
So, boring
C.
Because, boring
D.
Because, interesting
【单选题】Which is the main topic of th6 first paragraph?
A.
English has been well -known as a word borrower.
B.
Ina broader sense, there are no pure languages.
C.
Every Western European language has adopted words from other languages
D.
There is no language that doesn't have borrowed words.
【单选题】The girt was a little of _________.
A.
the coquette
B.
a coquette
C.
coquette
D.
coquettes
【单选题】— What______useful dictionary for beginners of English! Where did you get it? — I bought it in the bookshop.
A.
a
B.
an
C.
the
D.
/
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