下列各句中加横线成语的使用，全部正确的一项是（ ）

________, he talks a lot about his favorite singers after class.

We can’t live without________/’w:tr /. Don’t waste it.

下列各句中，没有语病的一项是 （ ）

“The day is coming ________ telegraph wireswill be laid on to houses like water or gas.” Bell wrote to his father.