The Harvard-MIT program will be monitored by a not-for-profit 53. According to this text, edX is _______.
A. a part of the free MIT OpenCourseWare B. a free computer program by MIT and Harvard C. a Harvard-MIT platform of free online courses D. a free program online for universities worldwide
54. What is said about online education in the text?
A. Universities have been trying online courses. B. About 2,000 online courses have been offered. C. Over 100 million people have finished courses online. D. Stanford and Yale together have courses similar to edX.
55. The underlined part in the text probably means “ ”.
A. Get ready for the difficulties B. Get ready for this educational change C. Get prepared to complete the online courses D. Get prepared to make materials for the edX courses
56. What can be said about MITx according to the text?
A. It is first offered as part of the edX learning program. B. It is another free MIT-Harvard online learning program. C. It is a standard to recognize online learners’ achievement. D. It is a new kind of free online course of Harvard and MIT.
E
Plants are flowering faster than scientists predicted Global warming is having a great effect on hundreds of plant and animal species around the world, changing some living patterns, scientists say.
Increased carbon dioxide “Predicting species’ reaction to climate change is a major challenge in ecology,” said the researches of several U.S. universities. They said plants had been the key object of study because their reaction to climate change could have an effect on food chains and ecosystem services.
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