Tom will go to his friend's birthday party .He doesn't know---he should bring a present A what B if
问题描述：
Tom will go to his friend's birthday party .He doesn't know---he should bring a present A what B if
答
B为什么个人认为这里的意思是“他不知道是否应该带一份礼物”而不是“他不知道他应该带什么礼物”请体会这两句的不同he doesn't know what he should bring as a presenthe doesn't know if he should bring a present.