皮皮学，免费搜题
登录
搜题
【单选题】
因食品安全犯罪被判处有期徒刑以上刑罚的，( )不得从事食品生产经营管理工作，也不得担任食品生产经营企业食品安全管理人员。A.
一年
B.
五年
C.
十年
D.
终身
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
【单选题】From then on, a sound system of Party Committee meetings was ______ in all leading bodies.
A.
constructed
B.
instituted
C.
confirmed
D.
given up
【单选题】Sound waves reflected from a hill can be used to estimate the ________.
A.
height of the hill
B.
speed of sound
C.
distance to the hill
D.
intensity of sound
【单选题】Under proper conditions, sound waves will be reflected from a hillside or other such obstruction. Sound travels at the rate of about one-fifth of a mile per second. If the hill is eleven hundred feet ...
A.
height of the hill
B.
speed of sound
C.
distance to the hill
D.
intensity of sound
【单选题】Under proper conditions, sound waves will be reflected from the hillside or other such obstruction.
A.
mirrored
B.
bounced back
C.
absorbed
D.
soaked through
【单选题】Sound moves from its source to the ear by wave like fluctuations in air pressure, something like the peaks and troughs or the lowest point of ocean waves. One way to keep from hearing sound is to use ...
A.
the rising and falling of water in the ocean
B.
the crests and valleys of mountain ranges
C.
a flag waving in the air
D.
a machine for measuring air pressure
【简答题】药代动力学是研究药物在体内哪四种方式的学科?
相关题目：