—Would you please drive ______? My train is leaving. —I’d like to, but safety comes first.

—Did you enjoy yourself at the party? —Yes, I’ve never been to _______ one before

You should read the article as ____ as I do to know what the writer really wants to tell us.

  Mr. White can always make us relaxed. He is _________ teacher I have ever met.

—What’s the low-carbon life style like? --Save_______ energy, produce ________ carbon.