皮皮学，免费搜题
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【单选题】
将student表中sex为1的学生的sex修改为0的语句是：A.
update student set sex=0 where sex=1
B.
update student set sex=1 where sex=0
C.
change student set sex=0 where sex=1
D.
alter student set sex=0 where sex=1
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】下列肿瘤组成相同的是：
A.
绒毛膜癌与乳腺浸润性导管癌
B.
绒毛膜癌与基底细胞癌
C.
绒毛膜癌与白血病
D.
淋巴瘤与Ewing氏瘤
E.
粒细胞性白血病与脂肪肉瘤
【简答题】专家系统的核心是______和推理机。
【单选题】选择题。 — ____ your sister _____ hamburgers? — Yes, a lot. [ ]
A.
Do, like
B.
is, like
C.
Does, likes
D.
Does, like
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【简答题】写在作业本拍照上传,要抄题 I . 单项选择 1. ---What time do you usually get up weekends? --- about eight. A. on, On B. at, On C. on, At D. in, At 2. They come here the afternoon of July 5 th . A. on B . in ...
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