we use ( ) ,because it have search function and many Database.
举一反三
- Why can’t man prevent the world from being polluted A: It’s because there are many developing nations. B: It’s because people use too many man-made materials. C: It’s because we have more and more industry. D: It’s because we are building more vehicles.
- 大错误没有犯， 小错误没有断， 因为我们没有经验。 A: Since we haven’t made any major mistakes, we have made many minor ones, because we have no experience. B: As we haven’t made any major mistakes, we have made many minor ones, because we have no experience. C: Although we haven’t made any major mistakes, we have made many minor ones, because we have no experience. D: We haven’t made any major mistakes, we have made minor ones, because we have no experience.
- Many pure metals have little use because they are too soft, rust too easily, or have some other _______.
- Many grammatical forms have more than one _____. A: part B: function C: structure D: use
- We can’t play football this afternoon, because we have _______ work to do. A: too many B: very much C: too much