问题标题:
Howdiditcome-----thathumansspeaksomanydifferentlanguages?--A.acrossB,aboutC.downD.out
问题描述:
Howdiditcome-----thathumansspeaksomanydifferentlanguages?--A.acrossB,aboutC.down
D.out
车盖伟回答:
B,comeabout发生,产生;实现.相当于不及物动词,在这里that引导的从句是真正的主语,it是形式主语
查看更多