When her mother came home yesterday, it was＿＿＿dark.

By the time the fireman arrived, the big fire_______.

下列各句中，没有语病的一项是（ ）

his first tripto China, President Obama discussed some key global issues such as economicrecovery, climate change, _______ nuclear weapons in his talks with ChinesePresident Hu Jintao

Jane was sofor the news of her lost child that she was almost driven .