题目内容

Which rockets were launched on the coast

A. Long March 5B
B. Long March 7A
C. Long March 8
D. Long March 3B

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What did Long March 7A use

A. relatively clean kerosene
B. liquid oxygen propellant
C. toxic fuel
D. oxidizer mix

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Read thearticleand find synonyms for the words or expressions in the box.

不属于还原性糖的二糖是

A. 麦芽糖
B. 乳糖
C. 蔗糖
D. 异麦芽糖