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A厂生产的某种电器的使用寿命服从指数分布，参数λ未知，为此，抽查了n件电器，测量其使用寿命，试确定本问题的总
体、样本及其密度．
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第1题
Fill in the blanks with the proper forms of the words given （） Fill in the blanks with the words above 8. The new programme is designed to __ young people into studying engineering.
第2题
Fill in the blanks with the proper forms of the words given （） Fill in the blanks with the words above 10. The jury __ for four days before acquitting him.
第3题
Fill in the following blanks with the words given to you. A couple of words may be used t
Fill in the following blanks with the words given to you. A couple of words may be used twice. relief panic squeezed scattered released releasing The explosion __________ a flock of birds resting in the trees.
第5题
III. Fill the blanks with the correct form of the words in the brackets. （） that morning.
第6题
choose the right words to fill in the blanks：1、[图...
choose the right words to fill in the blanks：1、
A、常、跟、还是、或者
B、常、跟、或者、还是
C、常、跟、聊天儿、还是
D、常、或者、跟、还是
第7题
section b directions: listen to a talk about using shorthand and fill in the blanks with the right words in the box.
Section B Directions: Listen to a talk about using shorthand and fill in the blanks with the right words in the box.
音频9 1. The speaker thinks the suffix “tion” sounds like “_______”.
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