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- 1表示有名的成语
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- 4Tom Anderson has some friends in Tokyo 改否定句
- 5he can't teach you nothing是什么语法结构?
- 6It takes me ten minutes to get to school by bike.对ten minutes.提问
- 7已知298K时，H+（aq）+OH-（aq）═H2O（l）△H=-57.3kJ•mol-1，推测含1mol HCl的稀溶液与含1mol NH3的稀溶液反应放出的热量（ ） A.小于57.3 kJ B.等于57.3 kJ C.大于57.3
- 8This is the man ( ) does well in playing chess.
- 9I didn't know what there was to say regardless.
- 10二次函数y=x2-2x+3的最小值为（ ） A.4 B.2 C.l D.-l