A. 天气 B. 天空 C. 星期
A. some只能修饰可数名词 B. some 只能修饰不可数名词 C. some既可修饰可数名词，也可以修饰不可数名词
A. There is some boat in the river. B. There are some boats on the river. C. There are some boat on the river
A. Sally is looking at a big ship. B. Sally is look at a big ship. C. Sally was looking at a big ship.
A. What they are doing ? B. What are they doing? C. What doing they are?
A. jump B. sleep C. wash
A. 轮船 B. 飞机 C. 桥
A. family B. home C. house
A. 海洋 B. 天空 C. 河流
A. shave B. ship C. shine
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