candle

prevent

wood

near

develop

71．It is　　three years since we studied in this school．

72．Doctors say too much pressure is not good for a child's　　．

73．﹣What　　you from joining us last night？

﹣The heavy rain．

74．I never take　　chopsticks or plastic forks when I buy takeaway food．

75．If the birthday person blows out all the　　in one go，the wish he has made will come true．