根据首字母和汉语提示完成单词

1.In the USA,when you get a present,you must open it i　　　.

2.In China,when someone gives you a present,you must w　　　and open it later.

3.When you      （接受）a present,you must use both hands.

4.You mustn’t do any c　　　 on the first day of the Chinese New Year.

5.In China,people eat lots of d　　　at Spring Festival.

6.When you are in public,you m　　　talk too loudly.

7.People usually shake h　　　with others when they meet for the first time.

8.It’s        (礼貌的) to wait for everyone to put some food on their plates.

9.The man and the woman can’t see each other the night before the        (婚礼).

10.Joan and Chris got m　　　last year.How happy they are!

请根据所给首字母或中文提示，写出单词在句中的正确形式。每空只能填一词，将单词完整地写在答题卡上。（每小题1分，共10分）

81. We should protect the animals in d _________.

82. Susan was so careless that she made many m_________ in the test.

83. Can you give me some a_________? My English is so poor.

84. Singing English songs can i_________ our English.

85. My son likes eating hamburgers. He says they are very d_________.  

86. It’s _________ （礼貌的） to wait for everyone to put some food on their plates.

87. The _________（气温）will fall below zero.

88. They didn't have _________（足够的）food to eat and they felt hungry.

89. Plants and animals can't live _________（没有）air or water.

90. Don’t be _________（紧张的）. It’s easy.