--Kevin, you look worried. Anything wrong? --Well, I         a test and I’m waiting for the result.

If nothing________，the oceans will turn into fish deserts.              (2013·湖南，26)

（2014年安徽省合肥市高三第三次教学质量检测）34. Neither the old lady nor her cats ______ out of the house since her husband passed away last month.

Mrs. Black would rather his husband did some housework when he’s free, but he _______.

.John sold the camera yesterday which his brother ________ him as a birthday present from Japan.