This problem is so tough that they can’t find the ____.
--Did you see a girl in red pass by just now? --No, sir. I _______________a newspaper.
--Look! How fast he is running! --Hard to _______________his legs were once broken.
--Which would you like, tea or milk? --_______________is OK. I really don’t mind.
Mum, the phone is ringing, I guess either you or Dad ___________ on the phone.
―_______is the weather in Tokyo, Tommy?― It’s snowing. The children can make snow-man outside.