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【单选题】
Passage 3A.
He was surprised and lost for words.
B.
He lost his temper and left in anger.
C.
He kindly asked him to leave.
D.
He went over to play the piano together with him.
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皮皮学刷刷变学霸
举一反三
【单选题】We all know that compared with the healthy food, the _________food, is not nutritious, like fried food, pickled food and canned food, etc.
A.
baked
B.
junk
C.
frozen
D.
processed
【单选题】Compared with the generation of our grandparents, who grew up in an age when people were lack of almost every kind of materials, we should be content with the ____ supply.
A.
abundant
B.
apparent
C.
absurd
D.
academic
【简答题】已知两种钴的配合物具有相同的化学式 Co(NH 3 ) 5 BrSO 4 ,它们之间的区别在于:在第一种配合物的溶液中加 BaCl 2 时,产生 BaSO 4 沉淀,但加 AgNO 3 时,不产生沉淀;第二种配合物的溶液则与之相反。根据以下资料,回答问题: ( A ) [Co(NH 3 ) 5 Br]SO 4 ;( B ) [Co(NH 3 ) 5 SO 4 ]Br ;( C ) +2 ;( D ...
【单选题】某公司收到了甲公司提前支付的商品预付款20000元,公司把这笔收到的款项存入银行,对应的账务处理为()
A.
借:银行存款 20000 贷:预付账款 20000
B.
借:预收账款 20000 贷:银行存款 20000
C.
借:银行存款 20000 贷:预收账款 20000
【简答题】配合物命名:写在练习本上,拍照上传。 (1) H 2 [SiF 6 ] ; (2) [Fe(CO) 5 ] ; (3) K 3 [Fe(CN) 6 ] ; (4) [Co(NH 3 ) 5 H 2 O]Cl 3 ; 。
【单选题】Generally speaking, compared with the domestic trade, there are more difficulties and risks when we do international trade.
A.
True
B.
False
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