皮皮学，免费搜题
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搜题
【单选题】
出现黑粪提示出血量在：A.
10 ～ 30ml
B.
＞ 5 ml
C.
50 ～ 70 ml
D.
20 ～ 40 ml
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】－English is too hard for me to study well. I don’t want to learn it any more. －Don’t . It is useful in the future.
A.
give up
B.
give out
C.
give away
D.
give to
【判断题】After writing letters to her friend Doug for two years, Catherine felt at ease meeting face to face with him.
A.
正确
B.
错误
【简答题】阅读理解。 Learning to save money when you're young is an important lesson. All good lessons and habits begin early, and saving is a skill that everyone needs. Many people-s included-do not have a goo...
【简答题】五环电阻 470 Ω的色环顺序是黄紫黑()棕。
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