专升本英语单项选择题每日一练(2017.10.19)

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1 The foreign guests said that they were very happy （）the great changes which had taken place in the village.

2 He said that he was （）aware of the difficulty of being a father.

3 My English teacher warned me（）Chinese in the classroom.

4 It is very important that enough money （）to fund the project.

5 Johnson seldom tells his parents where he goes, （）?