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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Mrs. Brown had a small garden behind her house, and in the spring she planted some vegetables in it. She looked after them very carefully, and when summer came they looked very nice. One evening Mrs. ...
A.
Right.
B.
Wrong.
C.
Doesn’t say.
【单选题】人突然受到寒冷刺激时，引起骨骼肌收缩而打起寒颤。下列关于该反射的叙述，错误的是 [ ]
A.
该反射的效应器包含骨骼肌
B.
该反射弧的感受器主要分布在身体的皮肤中
C.
该反射弧的反射中枢应包括大脑皮层、下丘脑和垂体
D.
寒冷刺激以电和化学信号的形式在反射弧中传导和传递
【单选题】船上消防员装备包括（）。 ①防火服、头盔等个人配备 ②呼吸器 ③耐火绳 ④防爆灯 ⑤太平斧 ⑥消防水桶
A.
①②③④⑤⑥
B.
①②③④⑤
C.
①②③④⑥
D.
①②③⑤⑥