[填空题]Digital imaged advertising can save time and labor.

[填空题]Besides reducing human labor, robots can also ______.

[简答题]If you really want to save time in washing your clothes, the author would probably suggest you ______.

[填空题]Identifying potential hazards ahead of time can reduce the dangers of serious injury or loss of life from an earthquake.

[简答题]This method can save a lot of time; ________ (相比而言), the other one would waste too much.

[单项选择]Matching Prices to Demand—in Real Time
Can an ice cream shop charge more for a cone on a hot day Should a parking space get (21) as the garage fills up
Boston Consulting Group senior adviser George Stalk believes business can—and should—charge according to (22) The idea builds on a longtime strategy most (23) the airline industry, called yield management, in which carriers (24) prices as planes fill up. The consultant, who in the late 1980s coined the term" time-based competition", the notion that (25) is a strategic weapon, thinks far more companies could take similar steps to match prices to real-time customer demand. Such moves are especially (26) following a year when oil and commodities prices swung wildly, he notes, "companies couldn’t change prices as fast as they needed to. "
Stalk says existing technologies such as radio-frequency identification, GPS, and wireless networks co
A. cheap
B. expensive
C. costly
D. costlier

[填空题]On which day and at what time can children at the age of 5 - 10 go to gymnastics At______.

[填空题]This method can save a lot of time; ___________________ (相比而言), the other one would waste too much.

[单项选择]

Saving time and labor, cartoonists generally draw the hands of their characters with only three fingers and a thumb．（）

A. Save
B. Saved
C. To save
D. The saving

[单项选择]

Conversation 2

At what time can Mr. James Potter call Martin Richard on his mobile （）
A. Before 6:00 p. m.
B. After 6:00 p. m.
C. Anytime that day.
D. Anytime.