给定关系模式R<U,F>,其中U={ABCDE},F={AB→DE,AC→E,AD→B,B→C,C→D},则R的所有候选码为(58),关系R属于(59)。 (59) A: 1NF B: 2NF C: 3NF D: BCNF
给定关系模式R<U,F>,其中U={ABCDE},F={AB→DE,AC→E,AD→B,B→C,C→D},则R的所有候选码为(58),关系R属于(59)。 (59) A: 1NF B: 2NF C: 3NF D: BCNF
以下图像文件格式中,(59)不支持真彩色图像。 A: PCX B: PNG C: TGA D: EPS
以下图像文件格式中,(59)不支持真彩色图像。 A: PCX B: PNG C: TGA D: EPS
Who is “Dee”?
Who is “Dee”?
The<br/>climax of “Everyday Use” occurs when ____. A: the<br/>mother takes the quilts from Dee and gives them to Maggie B: Dee's<br/>boyfriend arrives C: Dee<br/>makes dinner for her boyfriend D: Dee sets fire to the house
The<br/>climax of “Everyday Use” occurs when ____. A: the<br/>mother takes the quilts from Dee and gives them to Maggie B: Dee's<br/>boyfriend arrives C: Dee<br/>makes dinner for her boyfriend D: Dee sets fire to the house
15℃等于() A: 60°F B: 59°F C: 278.15K D: 258.15K
15℃等于() A: 60°F B: 59°F C: 278.15K D: 258.15K
/ananas/latex/p/1802
/ananas/latex/p/1802
The climax of the short story Everyday Use is ______. A: Dee taking pictures of the house B: the argument over the quilts C: the dinner D: Dee's leaving
The climax of the short story Everyday Use is ______. A: Dee taking pictures of the house B: the argument over the quilts C: the dinner D: Dee's leaving
Choose the correct sentence.? Fàxíngshī jīngyàn fēngfù de hěn.发型师经验丰富得很。|Fàxíngshī de jīngyàn fēngfù de.发型师的经验丰富得。|Fàxíngshī hěn jīngyàn fēngfù.发型师很经验丰富。|Fàxíngshī de jīngyàn fēngfù hěn.发型师的经验丰富很。
Choose the correct sentence.? Fàxíngshī jīngyàn fēngfù de hěn.发型师经验丰富得很。|Fàxíngshī de jīngyàn fēngfù de.发型师的经验丰富得。|Fàxíngshī hěn jīngyàn fēngfù.发型师很经验丰富。|Fàxíngshī de jīngyàn fēngfù hěn.发型师的经验丰富很。
Es fácil recibir carta de admisión. A: Sí B: No
Es fácil recibir carta de admisión. A: Sí B: No
2. Dee(Wangero)and Maggie have very distinct personalities.
2. Dee(Wangero)and Maggie have very distinct personalities.