Question

The policy of the mainland is very clear and  straightforward，and the key problem is_____the  leaders of Taiwan will accept it.

A．that

B．how

C．why

D．whether

Answer 1

D

D 【点拨】句意为“大陆的政策很清楚也很直接，关键问题是台湾领导人是否接受”。由句意可知，要用whether(是否)引导这个表语从句。