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【多选题】
下列属于固体燃料的是
A.
煤的干馏残余物
B.
植物秸秆
C.
人造煤气
D.
植物油
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参考答案:
举一反三
【单选题】( )(32)______I turned back to him, he was smiling.
A.
Unless
B.
When
C.
If
D.
Though
【单选题】该反应属于:【图片】
A.
SN1反应
B.
SN2反应
C.
E1反应
D.
E2反应
【简答题】现代企业中企业战略同其它计划相比较,企业战略具有什么特点?
【单选题】【图片】该反应属于
A.
亲电取代反应
B.
亲核取代反应
C.
亲核加成反应
D.
亲核取代反应
【单选题】0船舶发生火灾时,高效固定灭火系统(二氧化碳、干粉、泡沫等)是否使用由______决 定。
A.
现场指挥
B.
消防队队长
C.
船长
【单选题】He ______ at once when I promised to help him.
A.
cheered up
B.
gave up
C.
broke up
D.
turned up
【简答题】When I turned to him, he _________ to help me. (hesitation)
【简答题】A Beautiful Rose There was a time when I felt my life was hopeless . I felt sad all day long. Nobody could make me 1 . One thing that happened made me change. One day, I went to the park for a rest. T...
【单选题】coincidence n. 巧合 fashion n. 时尚 casual a. 非正式的 Deborah 德博拉(人名) 1 Listen to a conversation and choose the best answer to each of the following questions. [音频] Why has Linda come to Ma...
A.
To take a new job.
B.
To attend a fashion show
C.
To buy new clothes.
D.
To meet with Jason.
【单选题】He ______ at once when I promised to help him.
A.
cheered up
B.
gave up
C.
lighted up
D.
turned up
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