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【判断题】
工地试验室办公室可以不安装空调。 ( )A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
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【单选题】At time t = 0.00 s, a car is traveling along a straight line at a speed of 20 m/s with constant acceleration. The car travels 56.0 m during the time interval between t = 2.00 s and t = 4.00 s. What...
A.
14.0 m/ s 2
B.
7.00 m/ s 2
C.
5.33 m/ s 2
D.
2.67 m/ s 2
【简答题】Traveling can be expensive, (1) _____________. At some points everyone needs to take a break from (2) _________________. Whether you stay at home, take a car trip to Grandma’ s house, or (3) _________...
【单选题】1 On average, Americans spend just over 32 hours a week listening to music in 2017, up 5.5 hours over last year. How is this possible? Technology. At home, at work and traveling in between, people are...
A.
Personalized music tech.
B.
Smartphones, laptops, and tablets.
C.
Voice-controlled devices.
D.
High-end specialized headphone.
【单选题】1 On average, Americans spend just over 32 hours a week listening to music in 2017, up 5.5 hours over last year. How is this possible? Technology. At home, at work and traveling in between, people are...
A.
32.1 hours
B.
26 .6 hours
C.
23.5 hours
D.
38.5 hours
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