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【单选题】
在低温下缺乏低凝点柴油不易起动时,可向柴油中掺入10%~40%的( )以降低凝点,或采用适当预热措施,也可使用柴油机低温起动液起动。A.
点柴油
B.
裂化煤油
C.
低牌号汽油
D.
酒精
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反馈参考答案：
举一反三
【简答题】First, the senses are to be set to work; then, memory; and, at last, understanding and judgment.
【简答题】听力原文：Can you tell me about the other FoodCo Supermarkets in my area? (9)
【简答题】Vocabulary: thistle / ˈ θ ɪ s ə l/ a wild plant which has leaves with sharp points and purple flowers. 蓟 kit fox 沙狐 1. Listen to the recording and answer the following questions. 1) How do...
【单选题】—Hi, Amy, you live on Center Street. Can you tell me ? —Sure. There is one called Grandma's Home.
A.
where it is
B.
how I can get there
C.
if there is a restaurant on it
【单选题】______ is the American poet whose work was first recognized in England and then in America.
A.
Robert Frost
B.
Wallace Stevens
C.
Walt Whitman
D.
Emily Dickinson
【单选题】What does the man mean?
A.
To finish work first.
B.
To get some rest first.
C.
To leave the work till tomorrow.
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