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【简答题】
行列式 的值为____. (写计算过程并拍照上传)
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参考答案:
举一反三
【单选题】在剖面图的定位轴线一般应画出( )轴线和编号。
A.
全部
B.
两端和中间
C.
两端
D.
中间
【单选题】The girl found it difficult to ______ to new customs when she first came to Shanghai.
A.
adapt
B.
adopt
C.
change
D.
shift
【单选题】Believe it or not, when first ______ to Europe, tomato was thought to be poisonous.
A.
to introduce
B.
introducing
C.
introduced
D.
to be introduced
【简答题】Believe it or not, when first (introduce) ______ to Europe, tomato was thought to be poisonous.
【单选题】Of course I will help when Dee goes to see her first movie. (Para. 8) . I would certainly like to be on hand when Dee goes to see her first movie.
A.
I would be very glad to accompany Dee when she goes to see her first movie
B.
I would certainly like to be on hand when Dee goes to see her  first movie.
【简答题】Believe it or not, when first (introduce) ______ to Europe, tomato was thought to be poisonous.
【多选题】2019nCoV冠状肺炎的传播方式主要有()
A.
接触传播
B.
飞沫传播
C.
母婴传播
D.
粪口传播
【简答题】When first learning to speak Spanish,I was often embarrassed at my errors in pronunciation.
【单选题】When first ________ to the market, the computer software . was not a success due to its complexity in operation.
A.
introducing
B.
being introduced
C.
introduced
D.
to be introduced
【单选题】When Europeans first came to Africa, they were amazed to find that many Africans had more than one wife. Because of this practice, many people thought that African men treated women like waves. But th...
A.
interesting
B.
satisfied
C.
surprised
D.
shocked
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