be amused to do sth.英文翻译

be amused to do sth.英文翻译 be sure to do sth. be pleased to do sth be able to do sth be going to do sth be let to do sth? be sad to do sth. be made to do sth be obliged to do sth. be used to do sth. be amused at,be amused by,be amused with,be amused to之间有什么区别?最好用句子举几个例子. be to do sth和will do sth的区别 be worth to do sth 还是be worth doing sth be scared to do sth还是be scared doing sth be surprised at sth.和be surprised to do sth. be glad to do sth 还是be glad doing sth be heard to do sth 还是 be heard doing sth? be used to do sth,be use to doing sth,be use to sth,be use for sth区别