重点讲解：
1. stay away from 远离；
Children must be warned to stay away from main roads.
必须警告孩子们远离交通要道eQeBM[ToooX6boap。
2. at the risk of 冒着…危险;担着…的风险；
He was determined to find out the truth even at the risk of his life.
他决心查出真相，虽冒生命危险在所不惜aw,OY14h%]^O。
3. care for 照料；照顾；护理；
His natural mother was unable to care for him so he was raised by an aunt.
他的生母不能照顾他，所以他是姑姑抚养大的z@QNkiE+H@il(tK,S#95。
4. depend on 取决于；根据；由…决定；
Whether we need more food depends on how many people turn up.
我们是否需要更多的食物，这要视到场人数而定X#@~1MS&hSm.o[kHud。