问题
选择题
Our teacher told us that _____.
A．Anna is going to have a party
B．he will be away for a few days
C．Sam wins first prize for his dancing
D．light goes much faster than sound
答案
答案：D
本题考查的是宾语从句时态，当主句为一般过去时时，从句用一般过去时的相应形式，但是客观真理除外，要用一般现在时，故选D