–I’ve taken someone else’s green sweater by mistake.–It       Harry’s. He always wears green.

_Could I go to the movie this Sunday, Dad? _ Yes, you_____. But you ______ come back before nine.

--It is really fun to hike and I often go hiking in the forest.--But hiking alone in the forest ______ be very dangerous.

If you have difficulty_______a decision，wearing red_______it easier for you to take action．

— May I park my car here, Sir?  —_________. You may park it over there.