Mr Philip has made ______ survey on students’ lunchtime, and ______ survey shows us a lot of problems.

________ seven or eight countries would come together to determine the direction of global markets.

It’s ________ of you to wait ________ for your turn every time.

Miss Wang is ________ a teacher. She’s ourbest friend.

The stuntman is planning to walk on the wings of a flying plane.—What I have never heard of ________ idea before.