48. Which sentence is the best "topic sentence" for the following paragraph?
__________.She is bald with a silver back. She was invited to TV shows and became a citizen in Saudi Arabia. In fact, Sophia is a robot being able to have interactions with human being. She can throw questions and carry on a conversation in different topics. Dr. David Hanson, the creator of Sophia, is convinced that robots will the ability to think and make judgement. Hanson is confident that Sophia's intelligence will resemble to that of a five-year-old by 2025. Sophia is definitely a revolution of artificial intelligence."
(A) Sophia has an eye-catching appearance as a robot.
(B) Sophia can make responds and commands if necessary.
(C) Sophia is a wonder of the modern society.
(D) Sophia surprises people by having different emotions.

44. What did the new demand for Bulgarian yoghurt lead to?(A) Yoghurt became an international product.(B) Yoghurt became a national image.(C) Yoghurt became more authentic.(D) Yoghurt became a commercial product.

45. Why is yoghurt important in Bulgaria?(A) It is a traditional product sold to other countries.(B) It makes an essential part of Bulgarian dishes.(C) It creates a big market in other countries.(D) It is profitable to produce home-made yoghurt.

46. Choose ONE grammatically correct sentence.(A) The company remained silent about the faults of its products for more than a week.(B) A computer company said that because there is one major flaw in nearly all chips.(C) The most recent product do not attract enough customers in the neighborhood.(D) The fire in the company caused a huge damage and many people lose their lives.

47. Choose ONE grammatically correct sentence.(A) That a brain injury, can lead to a change of personality proved by the academy.(B) Understanding the rules of the school, the mother waited outside for her girl.(C) Angry, the window of the living room was broken into pieces all around.(D) With a sigh of anger, the broken cups were put back to the shelves.

49. Which sentence is the best "topic sentence" for the following paragraph?__________For example, when we see someone gets hurt, we will also feel the same pain. On the other hand, when we know someone has an emotional breakdown, we may also find a similar connection with him or her. It is proved that our feelings influence our behaviors. If we are in a bad mood or we have just watched a negative movie, we will show less empathy to those in need. Scientists have found that "empathic distress" reduces happy factors in our brain. Because of this, we spend less time on others and focus more on ourselves.(A) People have the ability to share the feelings with each other.(B) Our brains know how to tell the differences between a happy or sad mood.(C) Empathic distress is the key to know if someone is focused or not.(D) The connections of people affect the interpersonal relationship.

50. Which sentence is the best "topic sentence" for the following paragraph?"__________.People with a specially-made headset work out in a "black box". They can control the intensity of the exercise by pushing buttons from the VR controller. They can also compete against others from simulated fight scenes in sports games. This VR system has created a safe environment to prevent injuries during exercises. The concept of getting fit in anywhere at any time can be practiced by using VR. VR has definitely changed the way people exercise."(A) It is of great importance to create virtual reality systems to promote fitness training for adults.(B) Using a black box in virtual reality training has made the exercises less dangerous.(C) A virtual reality company has developed a cutting-age system for gym users.(D) People find it interesting to have regular exercises at the gym by using virtual reality equipment.

1. 在定溫T(K)時,AB2(g)依右式分解:2AB2(g)⇌2AB(g)+B2(g)。反應達平衡,AB2(g)的解離度α,且α≪1,則α、Kp及平衡時總壓P的關係為下列何者?(A) α = (B) α = (C) α = (D) α =(E) α =

2. 某溫度時,有一個可變容積的密閉圓筒中盛有N2(g)與水蒸氣總壓為770mmHg,其中水蒸氣的分壓為20mmHg。已知該溫度下水的飽和蒸氣壓為25mmHg。若推壓活塞使容積減半,則總壓變為?(A) 1565 mmHg(B) 1540 mmHg(C) 1525 mmHg(D) 415mmHg(E) 400 mmHg

3.下列化合物與氫氧化鈉水溶液共熱時,何者最不容易發生反應?(A) 乙酸正丁酯(B)阿司匹靈(C) 溴乙烷(D) 甘油(E) 乙醯胺

4. 難溶鹽AB3(s)、AC3(s)的Ksp分別為m、n。今將上述二難溶鹽同時置入一杯純水中而達成飽和溶液,則溶液中的[A3+]為若干mol/L?(A)(B)(C) (D) (E)