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31 . . . people think that . . . lead is . . . heaviest metal, but . . . gold is heavier.
32 Our air hostess said, '. . . rack is only for . . . light articles. . . . heavy things such as . . .
bottles must be put on . . . floor.' For more material and information, please visit Tai Lieu Du Hoc
33 . . . windows are supposed to let in . . . light; but . . . windows of this house are so
small that we have to have . . . electric light on all . . . time.
34 There'11 always be a conflict between . . . old and . . . young. . . . young people want . .
. change but . . . old people want . . . things to stay . . . same.
35 . . . power tends to corrupt and . . . absolute power corrupts absolutely.
36 You can fool some of . . . people all . . . time, and all . . . people some of . . . time; but
you cannot fool all . . . people all . . . time.