【简答题】A.If they stay in a snow-covered area. B.If they do not keep themselves warm. C.If they do not take enough equipment. D.If they stay in the middle of the mountain.
【简答题】A.If they learn it is harmful for health. B.If they lie to themselves that they don't want it. C.If they are willing to let doctors control their minds. D.If they. think they once had a bad experience...
【简答题】A.If they can make children learn. B.If they can ask children to sit for hours. C.If they can persuade children to learn. D.If they lead children to learn more.