Which of the following people, in the author's opinion, most likely have personalities opposite to each other A: The people sleeping on their stomachs and those sleeping on their backs. B: The people sleeping on their sides and those sleeping curled up. C: The people sleeping on their backs and those sleeping on their sides, D: The people sleeping curled up and those sleeping on their stomachs.

Which of the following people, in the author's opinion, most likely have personalities opposite to each other A: The people sleeping on their stomachs and those sleeping on their backs. B: The people sleeping on their sides and those sleeping curled up. C: Tile people sleeping on their backs and those sleeping on their sides. D: The people sleeping curled up and those sleeping on their stomachs.

As the North American _____, the South American thinks he’s being stand-offish. A: backs off B: shouts C: backs up D: repels

Female gorillas have gray(silver) hair on their backs

Women of the Tang Dynasty were allowed to expose their arms and backs

Supporting details are the ______ – such as reasons, examples, facts, and steps –that backs up the ______ ideas.

They would have to bend their backs and do it until their hands and bones got ___ with rheumatism.

It is bad manners to ______ other people behind their backs. A: do up B: do by C: do away with D: do down

In what cases do you have to quote? （ ） A: The words themselves are evidence that backs up your reasons. B: A passage states a view that you disagree with, and to be fair you want to state it exactly. C: The words are strikingly original or express your key concepts so compellingly that the quotation can frame an extended discussion. D: The words are from an authority who backs up your claims.

Australia is called "they country on the backs of sheep" because there are many sheep in Australia. A: Right B: Wrong C: Doesn't say D: I don't know