The correct statement of the transition attribute is（ ） A: transition-duration sets when the transition effect starts B: transition-duration sets how many seconds or milliseconds the transition effect takes C: transition-delay sets when the transition effect starts D: transition-delay sets how many seconds or milliseconds the transition effect takes

The factory has turned out ___. A: TV sets twice more this year than last year B: twice more TV sets this year than last year C: twice as many TV sets this year as last year D: TV sets this year twice as many as last year

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

Lingo程序中，定义4个元素的基本集合s，下列写法错误的是（） A: sets: a/1. . 4/: ; endsets B: sets: a/1. .n/: ; endsets data : n=4; enddata C: sets: a/1, 2, 3, 4/: ; endsets D: sets: a; endsets data : a=1. .4; enddata

7.2 In<br/>the initial stage of product life cycle,we call the pricing<br/>strategy that sets high product prices in order to maximize profits as___?() A: satisfactory<br/>pricing strategy B: penetration<br/>pricing strategy C: skimming<br/>pricing strategy D: psychological<br/>pricing strategy