__you ought to do is to see a doctor.A,HOW B.what C.which D .thatthat/what?

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/15 06:09:02
__yououghttodoistoseeadoctor.A,HOWB.whatC.whichD.thatthat/what?__yououghttodoistoseeadoctor.A,HOWB.w

__you ought to do is to see a doctor.A,HOW B.what C.which D .thatthat/what?
__you ought to do is to see a doctor.
A,HOW B.what C.which D .that
that/what?

__you ought to do is to see a doctor.A,HOW B.what C.which D .thatthat/what?
B
what=the thing that...
引导主语从句,如用that明显是句子没主语.