The main purpose of the author in writing this text is to
A．introduce dinosaurs and their homeland in Dorset and East Devon.
B．describe the natural history, geology and the beauty of the Jurassic Coast.
C．suggest that people take an adventure to Jurassic Coast alone.
D．advertise the charm of Jurassic Coast and attract more tourists to go there.

未分类题劳动力辞职的原因有（ ）。

未分类题According to Lennon, we can inferA．landslips are helpful to visitors while visiting Jurassic Coast.B．the best time to visit Jurassic Coast is tide season.C．bad weather can make dinosaur fossils loose, thus more difficult obtained by tourists.D．finding dinosaur fossils can help tourists know more about the formation of the coast.

未分类题集体谈判是指那两方的谈判（ ）。B.工会C.雇主或雇主组织D.公司

未分类题Which of the following is the first step of the bypass operation?A．Thread up through the aorta to the top of the diseased artery.B．Push a needle through artery wall into the adjacent vein.C．Put a special catheter into one of the leg arteries.D．Block off the vein to allow blood to re-routed.

未分类题It can be concluded that after the new bypass treatment,A．the wire inside the vein widens the channel.B．blood flows in the opposite direction to the former one.C．the starved heart tissue is fed through the previous blood route.D．the patient was implanted with a new electronic heart.

未分类题According to Alan Paller, we can learn thatA．the private companies accepted the idea that their networks will be monitored for the sake of cyber-safety.B．the government proposes that it will not exchange cyber-threat data with the private companies.C．the data-sharing project will not allow the government to survey the private companies' networks.D．the data-sharing project can help the government persuade the private companies to accept some government surveillance.

未分类题The text is mainly talking aboutA．the project raised by the DHS to share cyber-threat data with private companies.B．the conferences on Internet services between the DHS and private companies.C．the cyber-threat to the DHS and private companies.D．the DHS and private companies joining together to fight cyber-threat.

未分类题下面关于发布FLASH电影的说法错误的是：()

未分类题Parents overindulge their children out of a sense of guilt because the parentsA．cannot earn enough money to provide children with material possessions.B．use the material things to make up for the shortage of time with children.C．cannot stand up to their children's unreasonable demands.D．vacillate between feeling guilty and being too strict.

未分类题From the text, we can conclude that overindulging children mayA．lessen parental guilt but cannot make children feel more loved.B．make children greedy and not crave for parents' attention and love.C．let parents feel less regretful for not having been so strict or ungenerous.D．result in children's inconsideration for the others, starting from their parents.

单项选择题播种育苗的防病措施有()

未分类题The purpose of writing this text is probably toA．praise the high technological level of Harvard Medical School.B．comfort those patients who have developed coronary heart disease.C．introduce a new therapy to cure heart disease.D．criticize the traditional bypass surgery.

未分类题The writer uses the example of his staying overnight in a familys home toA．argue that American kids have many toys.B．complain about kids being given too much by their parents.C．illustrate the fact of overindulgence in America and its bad effects.D．prove the difficulty of laying out his things due to an overabundance of toys.

未分类题The pronoun 'that' in 'But thats changing. '(Line 1, Paragraph 3)probably refers toA．the fact that inventors are always those few smart people instead of those common people.B．the situation that common people are not getting paid for their inventions.C．the difficulty of setting up the conference call.D．the fact that common people are buying and using inventions by those few inventors.

未分类题下列行为中，哪些属于法律规定的不正当竞争行为?某市政府发文规定，由于本市最近连续发生煤气中毒事件，因此各单位必须使用本市煤气公司生产的煤气安全阀天气渐暖，某商场决定所有皮衣六折优惠出售公司为提高本公司产品的市场占有率，通过座谈会的形式，向顾客宣传乙公司的产品不如甲公司的产品甲地出产的苹果品质不错，但市场知名度不高，销路不畅，因此甲地的水果公司在其产品的外包装上全部印上“烟台苹果优质品牌”字样