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【简答题】
按塑料的组成成分多少，塑料可分为______和______两种类型。
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反馈参考答案：
举一反三
【简答题】Talking through a screen door while standing outside a house is not co ns idered by most America as being ________ the house or room in any see of the word.
【单选题】卫星上的通信天线按覆盖面从小到大排序为（ ）[1分]
A.
点波束天线、球波束天线、半球波束天线
B.
球波束天线、半球波束天线、点波束天线
C.
点波束天线、半球波束天线、球波束天线
D.
半球波束天线、点波束天线、球波束天线
【简答题】I looked down the counter, and all the people behind the counter were just standing there, drinkingcoffee and staring into a dark screen翻译是
【单选题】听力原文：(A) The woman is touching the computer screen. (B) They are standing side by side. (C) They are looking at the monitor. (D) The man is trying on some clothes.
A.
B.
C.
【简答题】将单词official,judge,original,focus,business,edge,present,screen正确形式填入到下列句子中 6. Standing at the _______ of the mountai, we could see for miles and miles to the east.
【单选题】The screen standing___________the couple is that they are from different countries.
A.
in
B.
between
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