1.beg （for）sth 乞求、请求得到某物
beg （for）forgiveness 请求原谅
beg for money 乞讨金钱
She wanted to run to her ex-boyfriend and beg his forgiveness.
她想冲到前男友面前乞求他原谅。
She begged permission to leave.
她请求允许她离开。
He ran to the nearest church and begged for help.
他跑到最近的教堂恳求帮助。
The children were begging for food.
那些孩子在讨饭。
We are not going to beg for help any more
我们不会再乞求帮助。
She raised her stricken face and begged for help.
她仰起苦闷的脸，乞求帮助。
They begged him for help.
他们向他求援。
He was reduced to begging for a living.
他不得不以乞讨为生。
He wants to see them beg for mercy.
他想亲眼看着他们求饶。
2. beg （for）sth of\from sb 向某人请求或乞求得到某物
I managed to beg a lift from a passing motorist.
我设法求得一位开车路过的人让我搭车。
He urgently begged a favour of me.
他急切恳请我帮个忙。
May I beg a cigarette from you ?我可以向你要一支香烟吗？
Kids were begging milk from the governor.
孩子们向州长要牛奶。
We managed to beg a meal from the cafe owner.
我们设法向咖啡馆老板讨了一顿饭。
3.beg （of）Sb to do sth请求某人做某事
She begged him not to go.
她求他别离开。
I begged him to come back to England with me.
我恳求他和我一起回英格兰。
I beg you to have pity on him.
请你可怜可怜他吧。
I begged of him not to do it.
我请求他不要干那件事。
He begged to be told the truth.
他请求把真相告诉他。
I beg of you not to run any risks.
我请求你不要冒险。
注意：beg off推辞（已答应做的事）；反悔；请求免除；借故推辞，请求原谅
He's always begging off at the last minute.
他总是在最后一分钟反悔。
Jane has just begged off, can you take her place in the team?
简刚才请求退场（推辞了），你能在这个队里替她吗？
He had promised to come but begged off at the last minute.
他本来答应来的，但到最后一刻又借故推辞不来了。
beg sb off 为某人求情
4.beg that 从句（现在时虚拟语气）
She begged that she be allowed to go.
她请求让她离开。
She begged that she should be allowed to go.
她请求让她离开。
