牛津高中英语Unit 2 Fit for life单词教案
1. trial n 试用，考验，审讯
We must put the machine to trial.= We must give the machine a trial.
我们必须试行运转那部机器。
on trial 在试用中，试验性的 try to do 努力做某事
try doing 试着做某事 try on 试穿
try out （彻底）试验 try one’s best to do 竭尽所能做某事
练习
D ⑴ —I usually go to school on foot.
—Why not ________ there by bike for a change?
A. manage to go B. try to go C. to manage going D. try going
D ⑵She succeeded in the examination ______ her second trial.
A. at B. in C. to D.on
2. length n. 长度，时间的长短
length of 一根，一段
a length of rope 一根绳子 a length of cloth 一段布
翻译：
⑴它长200千米。(两种)
It’s 200 kilometers long.
It’s 200 kilometers in length.
⑵这把尺子是那把的两倍长。