17. Will you have another cup of tea?) b! s, i" ?. G7 \
你再喝一杯茶吗?- w3 d. }; |, E3 ]+ S
18. This boy is very smart; he may be another Edison.' H. V1 o- z% A% n6 @
这男孩很聪明,他可能成为另一个爱迪生。 + ?) J3 {" i0 u8 o! e9 P; c 19. That's quite another matter. j- _+ u9 `4 A' R6 _0 M 那完全是另一回事。 5 U8 w a. F! v7 _+ P 20. He has had no answer to his letter. 1 p+ F; [# |- j- y0 r8 o: D; m 他的信没收到回信。: p8 L C) W' d3 V, [4 S
21. Do you know the answer to this question?2 |5 u9 C8 ?3 f$ o6 W$ F
你知道这道题的答案吗? * V4 E& ]8 K# W' \ 22. He answered that he knew nothing about it. : G2 R8 o# y( U1 m8 @' m 他答复说关于此事他一无所知。0 S+ i+ j. M6 q0 _$ w1 F+ F2 L( S. J
23. I was anxious about the children when they didn't come back home from school. + w: h5 _8 G8 E# Q 孩子们放学后没有回家,我非常担心。