24.
(A) constant practice
(B) giving awards
(C) robotics talents
(D) speech training 

20. Paul: I read an article online. It said Thomas Edison (湯瑪斯．愛迪生) didn’t actually invent the light bulb. What he did was make it work for homes. Jack: Really? ____________ Paul: The article said it’s Humphry Davy, a scientist. He created the first electric light. (A) But who finally switched it off? (B) Then who came up with it first? (C) Who bought the first light bulb anyway? (D) So who did he really invite to his home? 

21. (A) compared with (B) except for (C) such as (D) rather than

22. (A) at (B) by (C) from (D) with

23. (A) complete (B) completed (C) completing (D) will complete

25. (A) However (B) Therefore (C) At last (D) By chance

26. (A) as far as (B) as tall as (C) as little as (D) as many as

27. (A) double (B) has doubled (C) will double (D) have doubled

28. (A) To stop this rise (B) Due to the price (C) With regard to fashion (D) Instead of taking action Ⅳ. 

29. What is the best title for the poster? (A) The power of women (B) Wizards in World War II (C) The Nobel Prize winners (D) Women chemists in the world

30. According to the poster, which of the following statements is   NOT   true? (A) Maria Mitchell was an astronomer who found a new comet. (B) Dorothy Hodgkin and Maria Mayer were Nobel Prize winners. (C) Grace Hopper and Nancy Roman were good at mathematics. (D) Chien-Shiung Wu was a scientist born in the United States.