答案:d(primarily) 問題是:in that 感覺怪怪的

2.After the Seven Years' War Britian became the chief colonial power and stripped France of nearly all their possessions.
答案:d(its) 可是France 不是應該是複數嗎? :-$
3.The underground reserve of fresh water in the Ogallala Aquifer contents enough water to fill Lake Huron.
答案:b(contain) 主詞不是The underground reserve嗎?? :-$