Get ready Five ,four ,three ,two ,one ,blast off (发射)!With the last

Get ready Five ,four ,three ,two ,one ,blast off (发射)!With the last

题目
Get ready Five ,four ,three ,two ,one ,blast off (发射)!With the last
Get ready Five ,four ,three ,two ,one ,blast off (发射)!With the last words ,five rockets fly up into the sky .
These are not real rockets taking off ,though .They are model rockets mae by students of Quanshan Middle School .Using the science knowledge they have learned in class ,the students built the rockets all by themselves .
At the opening of “ Science Month “,students from different grades of the school showed off their good work .“Science Month”(runs) from the beginning of March to the end .Besides rockets ,stuents also showed off paper houses ,cars and other machines they had made .
“Science Month ” is very popular ,because students can learn and have fun at the same time.
“I have seen the biggest plane here and the one that flies highest ,” said a student called Zhen Cheng .“ I have learned a lot about planes here .I will study hard and become a pilot when I grow up .“ he said
There will
答案
(A)1.How long does the “Science Month ”last (C)2.Who helps the students build the rockets (C)3.What’s the meaning of the word underlined (划线的) in the third paragraph (C)4.Besides rockets ,wh...
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
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英语翻译
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