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1. Read the fractions in English. 2. Talk about population problems. 1. Some words: social, supply, natural, worse, government, paragraph, opportunity, newborn, percent, offer 2. Some phrases: half of, one fifth, because of, satisfy people’s daily needs, so far, take measures to do, be known as, work well in, thanks to 3. Some sentences: We still have a long way to go. Choose the best answer. 1. _____ of the students are boys in our school. A. Two third B. Two threes C. Two thirds D. Second three 2. The one-child policy has _____ controlling China’s population. A. been good at B. done well in C. taken care of D. worked well in 3. Edison is known _____ a great inventor. A. for B. as C. in D. on 4 ._____ your help, I made great progress in math. A. Thanks for B. Thanks to C. Thank to D. Than