问题
选择题
–I hear that a famous scientist will come to give us a talk. Do you know ______?
--About the development of the modern science.
A．when he will come
B．when will he come
C．what he will talk about
D．what will he talk about
答案
答案：C
此题重点考查宾语从句的时态和语序问题，无论哪种句式结构充当宾语从句都要用陈述句语序，从句的时态要和主句的时态保持一致。