When the Greens moved into the house last week, ____was at sixes and sevens, so they did a big cleaning.

(2014·济南市名校第四次诊断性测试)—Is the letter from your mother?—Yes.But she ________the letter herself，because she doesn’t even know one word.

162. Can youme out with this maths problem. I am not very good at maths.

There __________a pool in the park, but now it is gone.

You are too fat. For your health ,you should________ and ________.