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【单选题】
长7分米、宽2分米的长方形的周长与边长是5分米的正方形的周长相比较 [ ]A.
正方形
B.
长方形
C.
二者相等
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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】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】听力原文：If you are really to become a good writer, what should you do? (12)
A.
To read more and more.
B.
To write more and more.
C.
To study more and more.
D.
To remember more and more.
【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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