英语的小问题 快一点啊！！！！

blow up 给(轮胎等)打气；爆炸；表现失常;吹风；告吹；发脾气；（风雨）等发生
1. The terrorists are threatening to blow up the hijacked airliner.
恐怖分子扬言要炸毁劫持的客机。

2. You may blow up the gym ball.
（你可以吹体育气球。）

3. I'll soon blow up their plan.
不用多久我就会使他们的计划告吹。

blow away 吹走；吹散；击败
1. Beware your hat, lest it should be blown away.
当心你的帽子别被吹走。

2. Let's blow away now.
现在让我们走吧。

3. Our soccer team got blow away in the final.
我们的足球队在决赛中被击败了。

fight for 为---而战斗
1. The soldiers swore to fight for the hearth and the altar.
战士们宣誓为保卫家庭和宗教而战。

fight against 对抗；反对；为反对…而战；和…作斗争

1. The extremeness of the measures to fight against crime is almost as bad as the crime itself.
对抗罪恶的措施如果太过分则几兴罪恶本身一样不好。

2. We must fight against the enemy.
我们必须和敌人做斗争.