皮皮学，免费搜题
登录
搜题
【判断题】
在紫外线照射下,人体可以自身合成VD,因此晒太阳可以防止缺铁性贫血。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】子组件LogicSRlatch用于置位、 信号,并且自带锁定功能。
【单选题】— There are many people over there. What to the old man? — Sorry, I don’t know.
A.
was happened
B.
will happen
C.
were happened
D.
happened
【单选题】—I don’t know why Tom was absent from yesterday’s meeting. —He must have been sick, _______？
A.
isn’t he
B.
didn’t he
C.
wasn’t he
D.
mustn’t he
【单选题】VIDEO_20191010_222114.mp4 Have you known how to ask for and show directions?
A.
Yes
B.
No
C.
Not yet
【单选题】关于左旋多巴的作用错误的说法是
A.
合用卡比多巴增加疗效
B.
轻症患者疗效好
C.
对肌肉僵直及运动困难疗效好
D.
对氯丙嗪引起锥体外系反应作用好
E.
对肌肉震颤疗效差
【单选题】I don’t know where I ______ my dictionary, which cost me 50 yuan.
A.
have lied
B.
had lain
C.
have laid
D.
have laid
相关题目：