道岔按用途及平面形状分为以下哪几种？（） A: 单开道岔（simple turnout） B: 对称道岔（equilateral turnout) C: 三开道岔(three-way turnout) D: 交分道岔(slip switch)

There was a large turnout at the _____________ of the conference, but the numbers dwindled as it progressed.

Oneday,ourdreamswill()reality. A: turnout B: turninto C: turnaway

Turnout time plus excess time gives response time.

Pleasetheseformstothestudents,Mike. A: handout B: findout C: carryout D: turnout

A:DidyouhaveaniceeveningwithJackyesterday?B:Don’tmentionit.Hedidn’tuntilteno’clockandthemoviewasalmostover. A: turnaround B: turnover C: turnout D: turnup