---Mary,do remember to watch the live singing show at 10:00 this Friday night!- What a pity!
问题描述：
---Mary,do remember to watch the live singing show at 10:00 this Friday night!- What a pity!
I___ in a plane to Shanghai for business then.
横线处怎么填?
will sit
am sitting
will be sitting
答
will be sitting, 表示周5晚10点,她将会正在坐飞机.所以他说是what a pity, 真糟糕.