_ why would you like to go to the rocket show?

问题描述:

_ why would you like to go to the rocket show?
--Because I want to know ___ the spacecraft will come into and back again.
A.how B.why C.when D.needn't

为什么你喜欢观看火箭发射?
因为我想知道宇宙飞船什么时候将会进入太空什么时候又会回来
所以这里选择c when表示当……时
希望对你有帮助哦~