为什么Do you want to go swimming this afternoon?不能说成Do you want going swimming this

问题描述:

为什么Do you want to go swimming this afternoon?不能说成Do you want going swimming this
接上面:afrernoon?不是有两种说法,want to do sth 和want doing

want doing=want to be done 解释为需要被……
want doing相当于need doing (=need to be done),就不是想要的意思了