—How long _______it _______ you to work out such a difficult problem? —About thirty minutes. A. did… take B. does… take C. did…cost
--Why don’t you get the book? --That’s ____.
This room is ____ small ____ hold these people.
People don’t need to spend ____ money buying gifts.
--What should I get my grandma for her birthday? -- Why ___ you ____ a scarf?
What’s wrong with you? Youwell.