I wonder if it is going to rain this Sunday.-If it _______ ,I’Il have to stay at home.[ ]

Do you know Australia was, as a matter of fact,________ used to be a nation of prisoners?

Hi, Jim. Can you lend ______ your pen?—Sorry, I’m using it.

I have __________ written my composition, but she hasn’t __________.

报警电话110用英语应该读作_________。