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【单选题】
下列关于声音的说法中不正确的是(    )
A.
“也要重锤敲”,说明声音是由振动产生的,且振幅越大响度越大
B.
“震耳欲聋”说明声音的音调高
C.
真空不能传声是通过实验与推理的方法获得的
D.
发出较强声音的喇叭能使它前面的“跳舞”,说明声波能传递能量
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【简答题】阅谴下面短文.筒要回答所给问题。 Welcome to Youth Radio, your radio.  Here we're proud to introduce three Amazing Kids. Gina, who is thir years old, got first prize in the 'Young Cook of the Year' competition and...
【单选题】在激励工作中,最为重要的是发现职工的( )
A.
安全需求
B.
现实需求
C.
主导需求
D.
自我实现的需求
【单选题】在激励工作中,最为重要的是要发现职工的
A.
安全需求
B.
现实需求
C.
主导需求
D.
自我实现的需求
【简答题】Ingredient Adjuster A cookie recipe calls for the following ingredients: • 1.5 cups of sugar • 1 cup of butter • 2.75 cups of flour The recipe produces 48 cookies with this amount of the ingredients. ...
【单选题】If a teacher intends to test students' spelling of words connected with everyday food and cooking. which of the following ways is not appropriate?
A.
The teacher dictates 25 words from a recipe to students.
B.
Students discuss the differences between two pictures of kitchens in pairs.
C.
Students find the mistakes in a restaurant's menu.
D.
Students write down the words according to the pictures about food and cooking.
【单选题】肠上皮化生多见于
A.
慢性肠炎
B.
慢性胃炎
C.
胃息肉
D.
肠腺瘤
E.
肠腺癌
【单选题】缺铁性贫血常见病因为( )
A.
慢性肠炎
B.
慢性胃炎
C.
慢性失血
D.
慢性肝炎
E.
慢性溶血
【单选题】缺铁性贫血常见病因为
A.
慢性肠炎
B.
慢性胃炎
C.
慢性肝炎
D.
慢性失血
E.
慢性溶血
【单选题】肠上皮化生多见于
A.
.慢性肠炎
B.
.慢性胃炎
C.
.慢性胃溃疡
D.
.肠腺瘤
E.
.肠腺癌
【单选题】听力原文:W: Could you tell me your recipe for chocolate chip cookies? M: Sure. But it% pretty complicated. You might want to write this down. W: I'm afraid I don't have a pencil, but go ahead anyway. M: O...
A.
Tourist and guide.
B.
Teacher and student.
C.
Two friends.
D.
Two strangers.
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