Cloze: please write down your answer with A, B, C and D. According to current (1) ______, the world’s population, which is doubling every 35 years, will be at or near 14 billion by the year 2030. It is very much doubtful whether the world (2) ______ how to feed this population by then. This population will be very much more (3) ______ than today. Advanced countries are (4) ______ to increase output by a factor of at least five times. (5) ______ countries, backed by roads, airports and power-stations, and (6) ______ to export in order to be able to pay for imported food and skills. Technology itself will have become more sophisticated and various. (7) ______ new materials, even harder to dispose of than glass and plastic, will have been inventeD 、 New drugs and pesticides with (8) ______ side-effects will have been inventeD 、 New (9) ______ of transport will abound: hovercraft will skim over lakes and commons to (10) ______ the silence of winter. A flurry of rocket-belted enthusiasts will leap about like grass-hoppers, while overhead the skip liners circumnavigating the globe in five or six hours, will emit their (11) ______ booms. More people with more technology (12) _______ more pollution, more environmental distortion and (13) ______ privacy. Much of the damage will come from the (14) ______ which will necessarily be made to feed the ever-increasing number of mouths, and to house their owners. The crash of (15) _______timber, as forests felled, will be echoed by the thunder of explosives, as canals and harbors are blasted into existence. 1. A 、 figures B 、 charts C forecasts D 、 knowledge 2. A 、 will find out B 、 has found out C 、 will be finding out D 、 will have found out 3. A 、 industrial B 、 industrious C 、 industrialized D 、 assiduous 4. A 、 forced B 、 expected C 、 known D 、 foretold 5. A 、 Developing B 、 Developed C 、 Undeveloping D 、 Undeveloped 6. A 、 will try B 、 will be trying C 、 will have tried D 、 will have been tried 7. A 、 Doubtful B 、 Doubtless C 、 Doubted D 、 Undoubted 8. A 、 suspected B 、 suspecting C 、 unsuspected D 、 unsuspecting 9. A 、 means B 、 ways C 、 methods D 、 information 10. A 、 exclude B 、 include C 、 affect D 、 invade 11. A 、 sonic B 、 solar C 、 sunny D 、 shining 12. A 、 causes B 、 lays out C 、 produces D 、 spells 13. A 、 much B 、 little C 、 more D 、 less 14. A 、 possibilities B 、 attempts C 、 awareness D 、 suggestion 15. A 、 falling B 、 fallen C 、 felling D 、 felled