Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word for each of the blanks.
In an experiment in Canada, ten-year-old children were put in classes of four sizes: 16, 23, 30 and 37 children in (1)...... class. Their teachers said that the smaller classes would result in more individual attention and better marks. However, when the children were (2)....... , those in the smaller classes didn’t get higher marks than the others, except in mathematics. Moreover, children in the larger classes said they liked school (3)........   as much. Perhaps the most surprising result   was the difference between what teachers expected and the actual results obtained. More than 90% of the teachers expected the smaller classes to (4)......... well. After teaching these smaller classes, over 80% of the teachers thought the pupils had done better. However, according to the researchers, nothing of the (5)........ happened. Class size seemed to make a difference only to the teachers’ own attitudes - and not to the results they obtained.
(3)..............................

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