几道英语单选,会的看一下哈

几道英语单选,会的看一下哈
1She said,"___ wants to lose weight rather than _weight,please come to my healthy restaurant
A whoever gaining Bwho gain C who gaining D whoever gain
2.the teacher explains to them the earth began with a "Big Bang"and the earth became so violent that it was not clear the shape would last or not .
Athat;/;that B/ that whether C / / that Dthat that whether
3.the reason they didn't fly directly to the Atlantic coast is they wanted to travel across Canada.
A that because Bwhy that Cwhat / D why because
4.they watched out of the window,as fire in the distance.
Aamazing breaking out Bamazed breaking out C amazing broke outD amazed broke out
5she is no longer she used to be,makes him very sad
A who which Bwhat that Cwhat which Dwho it