问题
填空题
写出下列动词的过去式。
1. fall ______
2. hurt ______
3. break ______
4. happen ______
答案
1. fell 2. hurt 3. broke 4. happened
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写出下列动词的过去式。
1. fall ______
2. hurt ______
3. break ______
4. happen ______
1. fell 2. hurt 3. broke 4. happened