重点讲解：
1.instead of 代替；作为…的替换
例句：He never studies. instead of playing tennis all day.
他从不学习，而是整天打网球。

2.begin to do 开始做某事
例句：The experience when I begin to do a website is scant, did not do enough market research with respect to mount a horse.
我开始做网站时经验不足，并没有做够市场调查就上马了。

3.turn into 成为；把……变成
例句：It means that any emergencies should not BE able to turn into major catastrophes, which is obviously safer for you.
这意味着紧急情况不会演变成大灾难，这对你们显然更安全了。

4.a dead end 死胡同
例句：The front is a dead end , hope be turning cape.
前方是绝路，希望在转角。