ⅰ.阅读理解
a
(创新题)usain bolt says he intends to defend his olympic 100m and 200m sprint(短跑) titles at the 2016 rio de janeiro games.the jamaican，who kept both titles as well as the 4×100m in london，said he has decided against switching to either the 400m or long jump.
“to do the three sprints，that is the focus.i don’t want to try any different events at rio，” he said.“i’ll just defend my titles to show the world there’s a possibility i can do it again.” he insisted he had no intention of easing off in his training.
