ED WEQWERQWRQWRQWR A: 1 B: 2 C: 3 D: 4
ED WEQWERQWRQWRQWR A: 1 B: 2 C: 3 D: 4
ask(ed) A: want(ed) B: pleas(ed) C: carri(ed) D: help(ed)
ask(ed) A: want(ed) B: pleas(ed) C: carri(ed) D: help(ed)
I got 1.bor(-ed, -ing) last time during the lection because the topic was totally not 2. interest(-ed, -ing) for me, it was honestly 3. tir(-ed, -ing) to be there for me.Where do you need an -ed prefix for adjectives here? A: 1,2 B: 3 C: 4 D: 1
I got 1.bor(-ed, -ing) last time during the lection because the topic was totally not 2. interest(-ed, -ing) for me, it was honestly 3. tir(-ed, -ing) to be there for me.Where do you need an -ed prefix for adjectives here? A: 1,2 B: 3 C: 4 D: 1
可靠安全系数是指() A: LD/ED B: ED/LD C: LD/ED D: LD/ED E: ED/LD
可靠安全系数是指() A: LD/ED B: ED/LD C: LD/ED D: LD/ED E: ED/LD
安全界限为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED
安全界限为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED
如图,填空:已知BD平分∠ABC,ED∥BC,∠1=20°.∵BD平分∠ABC,∴=∠1=20°,又∵ED∥BC,∴∠2==°.理由是:.又由BD平分∠ABC,可知∠ABC==°.又∵ED∥BC,∴∠3==°,理由是:.
如图,填空:已知BD平分∠ABC,ED∥BC,∠1=20°.∵BD平分∠ABC,∴=∠1=20°,又∵ED∥BC,∴∠2==°.理由是:.又由BD平分∠ABC,可知∠ABC==°.又∵ED∥BC,∴∠3==°,理由是:.
需求富有弹性表示为()。 A: Ed>0 B: Ed<0 C: Ed>1 D: Ed<1
需求富有弹性表示为()。 A: Ed>0 B: Ed<0 C: Ed>1 D: Ed<1
半数有效量为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED
半数有效量为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED
根据病因,男性勃起功能障碍(ED)可分为: A: 心理性ED B: 器质性ED C: 境遇性ED D: 完全性ED
根据病因,男性勃起功能障碍(ED)可分为: A: 心理性ED B: 器质性ED C: 境遇性ED D: 完全性ED
需求的单一弹性指: A: Ed=1 B: Ed>1 C: Ed=0 D: 0<Ed<1
需求的单一弹性指: A: Ed=1 B: Ed>1 C: Ed=0 D: 0<Ed<1