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【单选题】
对于学生信息表stuInfo(stuNo,stuName,stuSex,stuAge,stuEmail,stuAddress),以下()语句能查处未填写email信息的同学。A.
SELECT * FROM stuInfo WHERE stuEmail=”
B.
SELECT * FROM stuInfo WHERE stuEmail=NULL
C.
SELECT * FROM stuInfo WHERE stuEmail IS NULL
D.
SELECT * FROM stuInfo WHERE stuEmail=’’
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举一反三
【单选题】—I hear Jim is going t o _________ at the school meeting. —Do you know what he is going to ________ ?
A.
say, talk
B.
say , speak
C.
speak, say
D.
talk , speak
【简答题】根据上下文补全对话。 Tom: 1 are you going, Jim? Jim: To the shop. I am going to 2 3 4 Tom: But l want to watch a football match. Jim: Going shopping is much better than 5 a football match. Do you think 6 Tom: N...
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