问题 多项选择题

自动站的气压、温度、湿度、地温的瞬时值是1分钟的平均值,数据采集的采样次数和计算方法是()。

A.1分钟取6个样本值

B.1分钟取1个样本值

C.剔除一个最大值和一个最小值,余下样本值作等权算术平均

D.将1分钟内取得的所有样本值作等权算术平均

E.1分钟取10个样本值

答案

参考答案:A, C

完形填空

.

第四节 单句改错(共15小题;每小题1分,满分15分)

每个句子都有一处错误,按下列情况改正:

错一个词:在错的词下面画一横线,并在该行右边横线上写出改正后的词;

多一个词:把多余的词用斜线(\)划掉,在该行右边横线上写出该词,也用斜线划掉;

缺一个词:在缺词处加一个漏字符号(∧),并在该行右边横线上写出改正后的词。

76. Six months ago Xie Lei said goodbye to her family and friends in China and boarded on a plane for London. __________

77. I thought I would get a really good mark but I got an E. I was numb of shock! __________

78. It was wonderful to hear from your letter. __________

79. Deaf people and dumb people are disabled too, who should be taken care. __________

80. He is annoyed by being making fun of. __________

81. I’m sorry that I made you to wait for me so long.  __________

82. He likes to be quiet so let’s leave him lonely. __________

83. My stolen car was found abandon by the riverside. __________

84. We haven’t reached the deep before we find enough water. __________

85. He hasn’t been used to speak in English. __________

86. Many students are died to volunteer to translate for the Olympic Games. __________

87. All the things which you told me are lies. __________

88. The present arrangement made by them are not really satisfactory. __________

89. Great changes have been taken place in China. __________

90. I have received a letter from a friend invited me to work in his company. __________

单项选择题