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【判断题】
"五大名窑”瓷器和唐、瓷器堪称故宫博物院所藏陶瓷器中的强项。
A.
正确
B.
错误
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参考答案:
举一反三
【简答题】A.The class begins at 8:00. B.The man managed to get to classroom on time. C.The man left his book in the store. D.The storekeeper came to the classroom, accompanied by Mr. Brown.
【单选题】某系统与环境之间没有物质交换只有能量交换,该系统是
A.
敞开系统
B.
封闭系统
C.
绝热系统
【简答题】I still remember my first day in the U.S. very clearly. My friend was waiting for me when my plane landed at Kennedy Airport at three o’clock in the afternoon. The weather was very and it was snowing,...
【判断题】对于封闭系统,系统与环境之间没有物质交换,只有能量交换。
A.
正确
B.
错误
【判断题】冷拉钢筋不宜用作受压钢筋。 [判断题] *
A.
正确
B.
错误
【单选题】听力原文: Four Colombian police officers are dead and at least five more wounded after leftist rebels ambushed a police patrol in the northwestern part of the country. Police officials say about 100 guerr...
A.
northwestern
B.
southwestern
C.
northern
D.
southeastern
【判断题】企业取得新产品要以自主开发为主,不宜采用购买技术的方式。
A.
正确
B.
错误
【简答题】完形填空 Anson Lemmer , a 19­year­old from Glenwood Springs , Colorado , was on his last pizza delivery__ 1 __of the night , on June 15 , when he arrived at a__ 2 __house and found a man lying on the grou...
【简答题】Jim Green works in the hospital. Last weekend he _ _41_ __ go to work. On Saturday morning his father __ _42__ to him, “Jim, go to the city and to see my best friend, Mr Vickers. Here is his 43 . His ...
【单选题】以下哪个系统与环境之间只有能量交换,没有物质交换?
A.
敞开系统
B.
封闭系统
C.
孤立系统
D.
隔离系统
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