路面铣削机（刨路机）
参考答案：
铣削挖掘原有沥青路面面层的机具。常用的路面铣削机的种类：按铣削时加热与否，分为加热铣削和冷式铣削两种。
I go to school _____ bike .
A. on B. of C. by
It’s much easier to make friends you have similar interests.
A．unless
B．when
C．even though
D．so that
