问题
选择题
The film “Inception” is rather difficult to understand. _____ the director tries to show in the film is unknown to the general watchers.
A．That
B．What
C．Whether
D．Where
答案
答案：B
考查主语从句。第二句话中主语从句做主语，从句中show 后面缺少宾语，故用What，导演在电影中努力展示什么对一般观众来说不知道。故选B。