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【判断题】
采购的商品中标注QB/T是指企业标准。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】下列四种电子构型的原子中(n=2、3、4)第一电离能最低的是( )。 (A) ns 2 np 3 (B) ns 2 np 4 (C) ns 2 np 5 (D) ns 2 np 6
【简答题】看图并选词描述使文章完整讲述一个学生的转变。 I ________________be crazy about computer s and always ____________ too late, so I was always late for school and fell asleep in class. In order to have a good sleep at noon...
【简答题】If you are really tired, you can stop______ (have) a rest for 10 minutes.
【简答题】If you are really committed to sustainable farming, Kahang is a great place to .
【单选题】'No, thanks, I don't smoke.' If you are really addicted to smoking and want to【C1】______, that may be the hardest thing you ever have to say. 'I don't smoke' has become an attitude of【C2】______ there ...
A.
give off
B.
give away
C.
give up
D.
give in
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