I want do sth to help him.But _____A.what B how为什么不是B

want to do Sth Want to do sth? want to do sth I want to do sth Say to sb 的意思 Want sb to do sth/want to do sth want to do sth. 造句 want to do sth在句中做什么成分,比如I want to go to the zoo. want sth want to do sth want sb to do sth 造句want sthwant to do sth want sb to do sth造句 want to do sth与want doing sth 的区别 want to do sth和want sth和区别 有want doing sth.还是want to do sth. 是want to do sth and do sth还是want to do sth and to do sth? I want to do sth I would like to do sth I feel like doing sth 各造一个的造句 want to do sth.Help sb do sth.two kilos of I think so加上例句..........好的话另加分 用want sb to do sth 造句 want to do sth 造句怎么造句 want sb to do sth同义句 want sb.to do sth.造句