四、单词拼写（共10小题， 计10分）

根据句意及汉语提示，填写句中所缺的单词。

66．How many________(公寓)do your parents have?

67．A noisy room is not the best________(环境)to work in.

68．You can see some________(奶酪) on the plate. It's for my sister.

69．Those new________(机器) kept running for three hours.

70．Water boils(沸腾) at a ________(温度)of 100℃

71．People usually eat________(传统的) food during the Spring Festival.

72．Thousands of________(游客) come to see Yellow Crane Tower every year.

73.The farmer is　　　　　(挖)holes to plant trees.

74、I can't________(许诺)，but I'll do my best.

75．―Why do you decide to join the English club，Mary?

―Because I want to________(提高) my English.