—David,couldyoutellme

问题详情：

—David, could you tell me _________ the Olympics take place?

   —Every four years. The 32st Olympics will take place in Tokyo in 2020.

A. how far                B. how long                  C. how much         D. how often 

【回答】

D

知识点：相似 相近词比较

题型：选择题