he suggested____a double railway tunnel.1 to build 2 build 3 building 4 that building
题目
he suggested____a double railway tunnel.1 to build 2 build 3 building 4 that building
选择哪一个,及分别说出每个为什么对与错
答案
建议,提议[+v-ing]
例如:I suggest our going to the park on Sunday.
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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