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【判断题】
SQL Server数据库中的NULL空值表示的是“空格”或“0”值。A.
正确
B.
错误
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参考解析：
知识点：
皮皮学刷刷变学霸
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【单选题】mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">植物油中主要含有 —— 。
A.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">饱和脂肪酸
B.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">胆固醇
C.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">不饱和脂肪酸
D.
维生素 A
【简答题】进口附加税主要有 和 两种 。
【单选题】---Can I smoke here ? ----Sorry, we don’t allow people _________ here.
A.
smoking
B.
to smoke
C.
smokes
D.
smoked
【单选题】mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">以下几点有助于预防和减少卡纸的是( mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">)
A.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">使用较薄的纸
B.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">使用一个纸盒
C.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">选用最近的纸盒
D.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">选用最远的纸盒
【单选题】---Can I smoke here ? ----Sorry, we don’t allow people _________ here.
A.
smoking
B.
smoke
C.
to smoke
D.
smoked
【判断题】In order to be considered a digital firm, all of the firm’s significant business relationships and core business processes must be digitally enabled.
A.
正确
B.
错误
【单选题】听力原文：Excuse me, where can I find a computer here? (7)
A.
Here we are.
B.
Yes, you can.
C.
In the next room.
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