I__________________(将在做实验) from three to five this afternoon.
问题描述：
I__________________(将在做实验) from three to five this afternoon.
为什么不是will doing experiment 而是will be doing experiment
答
将在做实验,用将来进行时will be doing sth
will doing没有这样的表达打错了，其实我想问的是这里可以填will do experiment 吗