What are they _______ English?—They’re the Statue of Liberty and the White House.[ ]

If there are _______ people driving, there will be _______ air pollution.—Yes, the air will be fresher.

_______ did you start studying English ? —–Five years ago.

Can I help you? —Yes. I want two ______ eggs.

Gary: I can’t find my pen. Nina: Is the one on Jack’s desk ? Gary: Yes, Thank you.