Why do many people keep dogs as pets—Because they are our ____ friends and theynever desert their masters.

下列句子中加点的成语使用恰当的一项是（ ）

these activities might cause laughter ______respect, in reality they require an enormous amount of strength.

I’ll just call Steven to remind him _____ we are meeting at eight

You look sad, Kate. —Yeah, I have made __________mistakes in myreport.