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【单选题】
类风湿关节炎患者最早出现的病变部位是A.
足趾
B.
膝关节
C.
踝关节
D.
肘、髋关节
E.
腕、掌指近端指关节
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反馈参考答案：
举一反三
【单选题】关于晶体和非晶体，下列说法中正确的是（ ）
A.
晶体和非晶体在熔化过程中温度都不变
B.
晶体有熔点，非晶体没有熔点
C.
晶体熔化时吸热，非晶体熔化时不吸热
D.
天上飘落的雪花，是非晶体
【单选题】On many occasions, people tend to (exaggerate) every obstacle facing them.
A.
夸大，夸张
B.
擦掉
C.
背书；宣传
【判断题】Westerners will also give money as a gift on many occasions, known as red pocket or red envelope.
A.
正确
B.
错误
【单选题】We had the good fortune to meet Danny on many occasions.
A.
我们能够见到丹尼太好了。
B.
我们有幸在许多场合见到丹尼。
C.
我们有这个好机会见到丹尼。
【单选题】将晶体划分为离子晶体、金属晶体、原子晶体和分子晶体的本质标准是（ ）。
A.
基本构成微粒种类
B.
晶体中最小重复结构单元的种类
C.
微观粒子的密堆积种类
D.
晶体内部微粒的种类及微粒间相互作用的种类
【单选题】What’s the meaning of “standstill” in “The traffic in London was completely at a standstill on many occasions.”?
A.
停顿,堵塞
B.
疏通,通畅
C.
标准,水准
【简答题】Speaking comes to most people as naturally as breathing. On many occasions our words are expressed without conscious thought; in fact we rarely stop and think about what we are saying. Thousands of wo...
【判断题】Westerners will also give money as a gift on many occasions, known as red pocket or red envelope.
A.
正确
B.
错误
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