Tom Macmillan criticizes GM crops for their______.
A．incompatibility with organic crops
B．contribution to climate change
C．unpopularity among the public
D．high cost and harmful outcomes

未分类题Figures from CropLife associations are mentioned to show______.A．the high expenses for developing new GM cropsB．big companies' strengths in GM crops marketingC．the great costs of anti-GM movementD．the worsening of regulatory delays

未分类题A groups collective intelligence may be enhanced significantly when joined by someone of______.A．high intelligenceB．high prestigeC．high operating abilityD．high coordination ability

未分类题The social operating system is becoming increasingly______.A．inclusive and community-targetedB．compact and family-centredC．loose and individual-orientedD．exclusive and work unit-focused

未分类题It can be learned from Paragraph 4 that______.A．people nowadays communicate less with their physical neighboursB．people interact more often with those nearby than those farawayC．neighbourhoods are becoming more heavily populatedD．a digital form. of neighbourhood has come into being

未分类题'Null results'(Line 6, Para 5)most probably refers to study results______.A．with little significanceB．without the expected contentC．achieved from low-cost studiesD．unappealing or unattractive

未分类题Which of the following can be inferred from Paragraphs 3 and 4?A．E-readers face bigger pressure of technical updates than tablets.B．E-book sales relate more to tablets than to e-readers.C．Televisions have lower profit margins than e-readers.D．E-readers are more likely to ensure focused reading than tablets.

未分类题The author lists the evolution of iPod to highlight______.A．its great attraction for consumersB．the improvement in its core competenciesC．its enduring existence on the marketD．the excellent quality of this product

未分类题The last paragraph is written to show the authors______.A．confidence in the arrival of an e-reader eraB．denial of the possibility that tablets will kill e-readersC．worry about the threat from laptops to e-readersD．recognition of tables' advantages over e-readers

单项选择题利润表是反映企业在一定期间内()的报表。

未分类题The two studies arc cited in the opening paragraph to______.A．illustrate psychologists' inclination to change perspectivesB．compare different psychological research resultsC．spotlight Dr. Smeester's academic contributionsD．exemplify study findings of statistical significance

未分类题The author mentioned the sales of science books in paragraph 5 to show that______.A．most of us are incapable of sustained attentionB．books need to compete for our timeC．we haven't lost the ability to read deeplyD．the web makes us better-informed

未分类题It is suggested in Paragraph 1 that social networks______.A．have proved to be efficient in promoting productsB．have made great impact on people's intelligenceC．are stimulating collective wisdom effectivelyD．are getting great attention from consumer companies

未分类题You may rely on______everything will be ready by Monday.A．thatB．whichC．it thatD．if

未分类题From the Paragraph 1, we can see that beginning in the 1970s______.A．income became more unequalB．income became more equalC．income became more unstableD．income became more stable

未分类题It is generally believed that in applied investigationA．research workers follow unexpected, interesting clues.B．scientists make a discovery first, and then try to use it.C．it is the man rather than the project who is given support.D．results of practical value are to be achieved.