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【单选题】
水平角的范围是A.
0°-90°
B.
0°-180°
C.
0°-270°
D.
0°-360°
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举一反三
【简答题】Cloze (选词填空) Fill in the blanks with words or phrases given below.(从以下给出的词或词组中选择正确的一个填入横线中)Change the form where necessary.(必要的地方可以改变词的形式) [ tedious ; recall ; career ; off and on ; ...
【简答题】甲醛是()中最简单的化合物,正常条件下是无色而有()气味的气体,只要有很少量杂质存在就会发生()。
【单选题】选出正确的词组填入。 We will have the P.E. exam tomorrow, so we need to_______________ today.
A.
have a good rest
B.
have a nice day
C.
have a fever
D.
have a look
【简答题】选择正确的字母组合补全单词，将其序号填入题前括号里，并在横线上写出中文意思。 ( ) 1. col rful ( ) 2. p tty ( ) 3. expen ve ( ) 4. c ap A. ou A. er A. is A. he B. au B. re B. si B. ea
【简答题】D BEIJING/SAO PAULO-Chinese traditions like cockfighting, like-flying and fireworks have been quite common in Brazil for many years. Despite the thousands of kilometers between them, China's historica...
【单选题】Which is the most suitable title for this article?
A.
World Climate change
B.
China's Population control
C.
Relationship between climate and population
D.
Population control called key to deal
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