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【判断题】
运动副是连接,连接也是运动副A.
正确
B.
错误
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皮皮学刷刷变学霸
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【单选题】Acid Rain What Is Acid Rain? 'Acid rain' is a broad term used to describe several ways that acids fall out of the atmosphere. A more precise term is acid deposition, which has two parts: wet and dry. ...
A.
Y
B.
N
C.
NG
【单选题】In this section, we will briefly describe possible ways of reducing the costs and risks ______ in doing this.
A.
involving
B.
involved
C.
to involve
D.
being involved
【单选题】磷酸锌水门汀在凝固时及凝固后可释放出游离磷酸,刺激压碎,正确说法不包括哪种
A.
可用于牙体缺损的暂时充填修复
B.
一般5~8周恢复正常
C.
可粘结嵌体、冠、桥和正畸附件
D.
可作深龋衬层
E.
一般是可逆的
【单选题】Which of the following is the main idea of the whole passage?
A.
There are three ways in which trees are important to human beings.
B.
Providing man with shelter is the most important role the trees play.
C.
Supplying man the wood and warship is the most important way the trees have.
D.
Assisting in stopping drought and floods is the most important role the trees play.
【单选题】Whether ways will be found to stop pollution or not is just___________ worries the public.
A.
why
B.
which
C.
that
D.
what
【简答题】Describe the three ways economies can be categorized.
【单选题】听材料，回答下列问题：
A.
To describe ways pests can damage plants．
B.
To examine the life cycle of corn plants．
C.
To explain how corn plants develop．
D.
To describe how a natural pesticide works．
【简答题】简单电力系统如下图所示,求各元件的功率损耗和末端电压。
【单选题】磷酸锌水门汀在凝固时及凝固后可释放出游离磷酸,刺激牙髓,正确说法不包含哪种
A.
可粘结嵌体、冠、桥和正畸附件
B.
可用于牙体缺损的暂时充填修复
C.
一般5~8周恢复正常
D.
一般是可逆的
E.
可作深龋衬层
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