The author raises the questions in Paragraph 2 to introduce the fact that people____.

A． fail to make full use of their time

B． enjoy working overtime for extra pay

C． are unaware of the law of time

D． welcome flexible working hours

[单选题]The author raises issues that would most concern which of the following groups?A． Electricians.B． Environmentalists.C． Aviators.D． Teachers.

[单选题]The author raises the question “what about pain without gain?” because ________.[A] he questions the truth of “no gain without pain”[B] he does not think the productivity revolution works[C] he wonders if the official statistics are misleading[D] he

[单选题]The research mentioned in the last paragraph reports thatA．people with dogs did more exerciseB．dogs lost the same weight as people didC．dogs liked exercise much more than people didD．people without dogs found the program unhelpful

[单选题]In the last sentence of the second paragraph, "the higher places on earth" refers to ______.A． the high mountainsB． the lighter rocksC． the vast oceanD． the great continent

[单选题]In the fifth sentence of the first paragraph, the word "pose" can be best replaced byA．bring aboutB．resultC．lead toD．offer

[单选题]The three Ds mentioned in the last paragraph are（ ）[A] auction houses' favorites[B] contemporary trends[C] factors promoting artwork circulation[D] styles representing Impressionists

[单选题]The phrase “keep a lid on”(Line 6, Paragraph 3) most probably means_____.［A］ put an end to［B］ set a limit on［C］ tighten the control over［D］ reduce the speed of

[单选题]F．rom “he has never looked back “in Paragraph 2 we learn that peter_A． did not feel lonelyB． was always hopefulC． did not think about the pastD． became more and more successful

[单选题]F．rom “he has never looked back “in Paragraph 2 we learn that peter_A．did not feel lonelyB．was always hopefulC．did not think about the pastD．became more and more successful

[单选题]The author intends to .A．stress the advantages of TV t o people’s livesB．persuade women to become more independntC．encourage people to improve their reading skillsD．introduce the readers some websites such as Google