— Are you cleaning my room, Lily? — ______. I can’t bear seeing your room in a mess!
The guests were _________ in the front rows _________ to the president attentively.
.The thing that _________ is not whether you fail or not,but whether you try it or not.
—Jane wasn’t in when Jack came,was she? —_________,but she returned a few minutes later.
.All _________is a continuous supply of the basic necessities of life.
Health experts in many countries still _________ their ideas about the relationships between our food and our health.