what引导的从句中,那个what到底是个什么意思啊?

问题描述:

what引导的从句中,那个what到底是个什么意思啊?

1.【考例】After Yang Liwei succeeded in circling the earth, __ ______our astronauts desire to do is walk in space.A. where B. what C. that D. how 【题意】杨利伟成功地环绕地球飞行之后,我们的宇航...