1.一辆汽车从A地行驶到B地后,用去了油箱里25%的汽油,这时,还剩下45升汽油,问油箱里原有汽油多少升?
题目
1.一辆汽车从A地行驶到B地后,用去了油箱里25%的汽油,这时,还剩下45升汽油,问油箱里原有汽油多少升?
2.Can you __ rice for me?(空格填含有“oo”的字母)
3.__ __ oo__ (2个)
4.__ __ __ __ __ __oo__(1个)
5.__ oo__ __ __ __ (1个)
6.__ oo __ __ __ __ __ __ (1个)
7.I'm big and heavy,just like a box.I have a big face without a nose or eyes.I haven't any hands or legs,either.The most interesting thing is that you can find many things on my face.You can listen to everyday's news;you can see flims;you can see dancing programmes;you can travel with me to all parts of the world.People,old and young,like to watch me.Do you know what I am?
6不要瞎写 第7要正确的。每题都标好序号,
答案
1. 45/(1-25%) = 60(升)
2. cook ; 煮(饭)
3. Spoon 调羹;broom 扫帚
4. Robinhood 罗宾汉
5. looking (正在)看
6. toothache 牙疼
7. A Television
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.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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