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问题 填空题

列车重量超过运行图规定本区段牵引重量及允许的尾数波动重量称为（）.

答案

参考答案：超重列车

单项选择题

女性，40岁。已确诊Graves病，以下哪项表现最具有诊断意义

A．食欲亢进，体重下降
B．心慌、多汗、手抖
C．突眼，瞬目减少
D．月经减少
E．弥漫性甲状腺肿大伴血管杂音及震颤
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补全对话，情景问答
看图，根据提示选择正确的答语。
( ) 1.  Are they sheep?A. Yes, they are.
B. No, they aren't. 
( ) 2.  Are these cows?A. Yes, they are.
B. No, they aren't.
( ) 3.  Are those cucumbers?A. Yes, they are.
B. No, they aren't. 
( ) 4.  Are they horses?A. Yes, they are.
B. No, they aren't. 
( ) 5.  How many tomatoes are there?A. Four.
B. Three.                                                          
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