题目内容
听下面一段对话,回答1-3题。
1. When was Carver born?
A. In 1846.
B. In 1864.
C. In 1964.
B. In 1864.
C. In 1964.
2. Which college did Carver graduate from?
A. Iowa College.
B. Gorge College.
C. Missouri College.
B. Gorge College.
C. Missouri College.
3. How many uses did Carver discover for sweet potatoes?
A. 30.
B. 200.
C. 230.
B. 200.
C. 230.
1-3: BAB
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