help oneself to 随便吃点
help sb out 帮助某人解决困难
help sb with sth 帮助某人做某事(此句常考,很多同学不记得with)
hero(heroes)除了是大家所熟知的“英雄”,还有“男主角”的意思。
hold out 伸出;坚持,维持
eg. Our food supplies(食品供应)won't held out long.
The town held out against the heavy bombing.那城镇熬过猛烈轰炸(注意against) (另外,注意把bomb爆炸与boom突然的繁荣区别)
hold up 阻止;使……停顿
We were held up on our way to the airport in the traffic jam.