The athlete attempted to bresk the world record ___the 200-meter race that th himsdlf had __,
题目
The athlete attempted to bresk the world record ___the 200-meter race that th himsdlf had __,
but failed.
A.for;held B.for;set C.of ;lept D.of ;wet
答案
The athlete attempted to break the world record for the 200-meter race that himself had held but failed.
这个运动员想打破自己保持的200米记录,但未成功.
选A
hold the world record
保持世界记录
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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