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【单选题】
( )是用收缩薄膜将物品包装起来，留出热封必要的口与缝A.
预包装
B.
热收缩
C.
捆扎
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举一反三
【简答题】Filling the blanks with the following words: most; dominant; sufficient; specific; details
【简答题】Now complete the following sentences by filling the blanks with words given in their comparative forms.
【简答题】Whar are your advantages if you work on board?
【单选题】下列有关作用力的说法正确的是
A.
金属键、离子键、分子间作用力都没有方向性和饱和性
B.
键能、金属的原子化热、晶格能分别可以衡量氢键、金属键、离子键的强弱
C.
离子键、金属键、氢键、范德华力本质上都是静电作用
D.
乙酸、丙醇、丙酮的沸点都比丁烷高是因为前三者分子间都存在氢键
【简答题】Filling the blanks with the information given. Unit 7 episode 1.docx Unit 07 Episode 1.wmv
【单选题】I cleaned my classroom ___________. A with three hours B three hours ago C in three hours D three hours before
A.
with three hours
B.
three hours ago
C.
in three hours
D.
three hours before
【简答题】Filling blanks with one word as required in the short summary of the first paragraph. Generally, ___(1)___ (choose one from 0 to 100) states==50 systems of courts: (2) h _ _ _ _ _ _ _ _ _ _ in nature ...
【简答题】V. Filling the blanks with the right words from the box and change the form if necessary.
【简答题】Filling the blanks with the information given. Unit 07 Episode 2.wmv Unit 7 episode 2.docx
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