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