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【多选题】
对玉兰描述正确的是A.
花蕾又称“毛笔头”
B.
先花后叶植物
C.
灌木
D.
花白色
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举一反三
【单选题】The greatest change the world has ever seen has ________ in the information and communications technologies.
A.
occurred
B.
wilted
C.
stooped
D.
melted
【简答题】一卡诺热机在 600 K 和 300 K 的两个热源之间工作,则热机效率为 () ,若为卡诺制冷机,则制冷系数为 ()
【单选题】On average the months of greatest change of monsoon in Malacca Strait areas are .
A.
April SW to NE and October SW to NE
B.
April SW to NE and October NE to SW
C.
April NE to SW and October SW to NE
D.
April NE to SW and October EN to SW
【单选题】Reading skills Distinguishing between facts and opinions Look at the following statements from Text B and decide which are facts (F) and which are opinions (O). Perhaps the greatest change the world h...
A.
fact
B.
opinion
【单选题】The greatest change Mrs. Mallard might experience from her husband's death is that ______.
A.
B.
C.
C
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