Look out! 小心！
1. Look out! There's a car coming!
2. Look out! You could fall off the edge here.
3. Look out, Harry, that step's not safe!
A: Look out! A small boy is rushing out blindly.
B: Gee, how dangerous! I've almost knocked him down.
A: You stopped just in time. Good for you!
B: I braked as hard as I could.
Think about it:
我们刚刚介绍了look out，look into、look up、look down是不是就简单地表示“向里看”、“向上看”和“向下看”呢？先自己想一下，答案见下页。
look into 调查
A working party has been set up to look into the problem.
look up 查阅
You can look up this word in the vocabulary.
look down 看不起, 蔑视
I wish you wouldn't look down on this kind of work.