Since people are fond of humor, it is as welcome in conversation as _____ else.

＿＿＿used to be thought that the earth was square. 

“Have ________ try, you are so close to the answer,” the teacher encourages the kids.

She did better in the exam not only than _____ in her own class but also than _____ in mine.

Normally, a forest fire and the damage ______ causes can be very severe, especially when you consider the financial and physical losses.