Mom, can I have ________to eat I’m hungry.— Sorry, there’s ______in the fridge. But I think we can go out for dinner now.

He is always late for work, and yet nothing is ever said to him. I don’t know how he___________ it.

下面词语书写正确的一项是（ ）

Only by hard work _________ learn English well.

The computer system suddenly while he was searching for information on the Internet.