A. We once had 10-digit numbers B. Your number has eleven digits. C. But short numbers are easy to remember. D. The 11 digits can be divided into three parts. E. So they can't create as many numbers as we can. F. That's enough for each of us to use 7 or 8 phone numbes. |
Tea is (1) by people all over the world | |
In China | People use top-grade tea to show (2) when receiving important guests. |
In Morocco | Mint tea is served during (3) . |
Function of tea | Tea is also a (4) , used from ancient times to modern days. It is cold and lowers the fire. |
Benefits of tea | Green tea can (5) heart disease, obesity and cancer. |
内容要点 | 具体做法 | 理由 |
绿色出行 | 步行或骑自行车上学 | . . . . . |
厉行节约 | 节约用电(或水、食物等) | |
其他方式 | . . . . . | |
提出倡议 | . . . . . |