搭配的介词是for，造句：
1.We are not going to beg for help any more我们不会再乞求帮助。
2.We need help but we will not beg for it.我们需要帮助，但不会乞求帮助。
3.He wants to see them beg for mercy.他想亲眼看着他们求饶。
4.In hard times; they used to beg for help from relatives and friends.荒时暴月，他们就向亲友乞哀告怜。
1/beg释义：
vt. 乞讨；恳求；回避正题
vi. 乞讨；请求
2/例句：
In a year of famine, the poor left their homes and went to beg for food.
一遇到荒年，穷苦人便背井离乡，到各处去讨饭。
3/beg搭配的介词有：
beg for乞求
beg your pardon对不起，请原谅
go beggingvi. 行乞；销路极差
beg off请求免除
beg one's pardon请某人再说一遍
