A．rushB．turnC．riskD．fall

【C2】A．botherB．enjoyC．riskD．tolerate

【C9】A．effortB．tryC．riskD．attempt

【C9】A．rushB．hesitateC．hastenD．dash

【C7】A．evidenceB．threatC．riskD．hint

【C9】A．dangerB．threatC．riskD．problem

A．thatB．turnC．allD．time