正确答案: A
-1
题目:计算:2-3 =
解析:A
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举一反三的答案和解析:
[单选题]HowmanycountriesandorganizationsareattendingtheShanghaiWorldExpo?
242.
[单选题]对《酬乐天扬州初逢席上见赠》赏析有误的一项是( )(2分)酬乐天扬州初逢席上见赠
颈联以“沉舟”“病树”作为反衬,描绘出千帆竞发、万木争春的富于生机的景象,表现了诗人对仕宦升沉、世事变迁的无奈、惆怅与叹息。
[单选题]自然界中存在氧循环和碳循环,其中能将二氧化碳转化为氧气的是
光合作用 D.燃料的燃烧
[单选题]This is my bedroom. You can see (11) pictures on the wall. A nice light is (12) the desk. A football is (13) the chair. (14) is the bed? It-s near the window.My father and (15 bedroom is near my bedroom.(16) flowers and a nice big bed (17) in their room.Some windows are (18) the wall.. A yellow door is in the wall,(19) .Do you like my bedroom and (20) ?
some
解析:11.D【解析】a,an.one修饰单数名词,some修饰复数名词。
[单选题]下面句子中没有通假字的是哪一项?(2分)
退而甘食其土之有(《捕蛇者说》)
[单选题].碳酸钠是重要的化工原料,其俗称为
纯碱