某电热水器的额定功率是1000W,正常工作30min消耗电能______kw•h

题型:填空题

问题:

某电热水器的额定功率是1000W,正常工作30min消耗电能______kw•h.该电热水器注满水时,水的总质量是100kg,如果这些水吸收了2.1×l07J的热量,水的温度将升高______℃.

考点:热量的计算电功或电能的计算
题型:填空题

下列旅游景点与所在国家的组合,不正确的是[ ]

A、英国——伦敦塔桥

B、法国——风车

C、西班牙——斗牛

D、希腊——雅典巴特农神庙

题型:填空题

工程招标代理机构资质分为()。

A.甲级

B.乙级

C.丙级

D.暂定级

E.特级

题型:填空题

员工福利规划的指导思想()。

A.与企业的成长规律相适应

B.与员工的发展变化相适应

C.与先进的管理理念相适应

D.与政府的优惠政策相适应

题型:填空题

关于软膏剂基质的错误表述为( )

A.基质不仅是软膏的赋形剂,也是药物的载体

B.对软膏剂的质量、药物释放、吸收无影响

C.性质稳定,与主药不发生配伍变化

D.稠度适宜,易于涂布

E.易于清洗,不污染衣物

题型:填空题

The other day my brother Tom was beginning his 56.______
motorbike then our neighbor, Mary came out and asked 57.______
him if he was going near the station. So he offered her a lift.
She got at the back of the motorbike and 58.______
they drove away. Just before they reached to the station 59.______
a policeman waved to them to stop. "Excuse me, sir," he said,
"You are not sitting on that motorbike properly. "
"What’s matter with the way I’m sitting" my brother 60.______
asked in surprise. "Not you sir. It’s a young lady," said 61.______
the policeman, "In this country side-saddle(偏座) is not62.______
permitted when one ride a motorbike.”Mary made an excuse 63.______
that she was from Italy,where it isn’t.considering to 64.______
break the law when people take the side-saddle.
The policeman shook head and drove away. 65.______

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