问题
选择题
单项选择。 —Are they ______? —No, they aren't. They are ______. |
A. sheep; cows B. sheep; cow C. sheeps; cows D. sheeps; cow |
答案
答案：A
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单项选择。 —Are they ______? —No, they aren't. They are ______. |
A. sheep; cows B. sheep; cow C. sheeps; cows D. sheeps; cow |
答案：A