合Exercises:Filling15.world population growth could somehow becut by half, there would still be more than 45 millionnewmouths tofeednextyear.Evenif16.You'd better buy some new shirts all your oldones arefallen apartU
15._ world population growth could somehow be cut by half, there would still be more than 45 million new mouths to feed next year. Even if 16.You’d better buy some new shirts — all your old ones are _. fallen apart Exercises: Filling
U合Exercises: Words Replacement1. The idea is that by being taught math and sciencewillin English,theunknowinglystudentsacquire th《读写教程I》：Ex.V,p.39unconsciously2. What did you say in reply to his suggestion?response
1. The idea is that by being taught math and science in English, the students will unknowingly acquire the language. unconsciously 2. What did you say in reply to his suggestion? response 《读写教程 I》: Ex. V, p. 39 Exercises: Words Replacement
U合Exercises: Words Replacement3.Bill said he learned more about Chinese economicdevelopment during his most recent trip to Pudongthanonhislastvisit.previous4.I couldn'tthink ofanythingpropertogivethemas aweddingpresent.SuitableT
3. Bill said he learned more about Chinese economic development during his most recent trip to Pudong than on his last visit. previous 4. I couldn’t think of anything proper to give them as a wedding present. suitable Exercises: Words Replacement
U合Exercises: Words Replacement5.Mostpeopletend tobelieve that "thenewer,thebetter,"although thatis not always the case.even though6. They no longer think that those who do not agreewith themaretheirenemiesdisagree
5. Most people tend to believe that “ the newer, the better,” although that is not always the case. even though 6. They no longer think that those who do not agree with them are their enemies. disagree Exercises: Words Replacement
U合Exercises: Words Replacement7. The cost of going to college has become a hotsubiect now because tuition will increase by about10%thisfalltopic8.Thehospitalis askingvolunteers（志愿者）tohelpoutwith nursing care.calling onT
7. The cost of going to college has become a hot subject now because tuition will increase by about 10% this fall. topic 8. The hospital is asking volunteers (志愿者) to help out with nursing care. calling on Exercises: Words Replacement