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【单选题】
与儿童佝偻病关系较密切的营养素有
A.
铁、碘
B.
氯化钾、必需脂肪酸
C.
钙、维生素D
D.
葡萄糖、必需氨基酸
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【简答题】用所给词的适当形式填空,每空一词。 1.  Mrs Liu is  _________ (outgoing) than Mrs Gao. 2.  Lucy and Lily are ___________ (twin). 3. Xie Ying is _________ (calm)  girl in Class 11. 4.  Li Ming is as _________ (wild) as ...
【简答题】用所给词的适当形式填空。 1.  Today is her _______ (eight) birthday. 2.  This is _______ (Lucy) mother. 3.   Let's _______ (watch) TV. 4.   That _______ (sound) good. 5.  Do you _______ (have)a basketball ?
【简答题】用所给词的适当形式填空。 1. You are never too old _______ (learn). 2. Lucy always spends her free time _______ (play) computer s. 3. Who is _______ (tall), Jim or Tom? 4. Don't forget _______ (buy) some books...
【多选题】1-13.“三礼”指()、()、()。选择一项或多项:
A.
《周礼》
B.
《仪礼》
C.
《礼记》
D.
《曲礼》
【简答题】用所给词的适当形式填空。 1.  Excuse ______ (I) , is this your eraser? 2. Lucy and Lily have two new ______ (watch). 3.  Look! A set of keys ______ (be) under the bed. 4.  A baseball is in the ______ (lose) and fo...
【多选题】理论空燃比:当1kg( )(AB中选择)和14.7kg的( )(CD中选择)混合时,空气的氧正好可以和燃油完全燃烧,这时的空燃比为14.7:1,我们称之为理论空燃比。
A.
燃油
B.
空气
C.
燃 油
D.
空 气
【简答题】用所给词的适当形式填空 ( 10 分) The girl under the tree is a friend of______________ . (Lucy)
【简答题】词形转换。 用所给词的适当形式填空。 1. Lucy often goes ________(skate). 2. There is __________(hard) any rain these days, so the weather is very dry. 3. He is good at all subjects because he has a good studying ______...
【判断题】空燃比控制是将空燃比控制在理论空燃比附近。( )
A.
正确
B.
错误
【单选题】磺胺可以杀死细菌是因为:
A.
磺胺是一种变构调节剂
B.
磺胺是一种竞争性抑制剂
C.
磺胺可以破坏DNA的结构
D.
磺胺可以破坏蛋白质的一级结构
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