Unit 11 .It was quite terrible. It took me some time to c_ down （平静下来） myself.2.Parents are always c_（担忧） much about their children.3.True friends always s_（分享） their sadness and happiness with each other.4. Im terribly sorry. I didnt do it on p_（故意）.5. A_ to （根据）the law, t_（青少年） are not allowed to smoke or drink.6. After the terrible hurricane, the whole house was destroyed e_（完全地）.7. If you have some trouble, you can goto the teacher for a_（建议）.8. By internet, we can c_（交流） with people all over the world.9. By now, he has formed the h_（习惯） of doing some reading before going to bed.10. The r_（理由） he gave for his c_（作弊） in the exam was simple.Unit 21.Many students attended the lecture, i_（包括） our monitor.2. Though he is a n_（本土的） English speaker, he can speak English very fluently.3. He thought I had known the fact. But a_（事实上）, I knew nothing about it.4. After the war, a new g_（政府） was set up for that country.5. Though I havent met him for many years, I could r_（认出） him immediately when I saw him in the crowd.7. The people p_（出席） at the meeting were all for the suggestion.8. If you spend more time reading your English, you can improve it r_（快速）.9. Luckily, after the earthquake, the people have got a lot of i_ （国际） help.10. The ball went in the d_（方向） of the man sitting in a boat on the river.Unit 31. Though with great difficulty, I finished all my work f_（最终）.2. He is a s_（固执的） person. No one can p_（劝说） him.3. The mother i_ _（坚持） that he finish his homework first, which made his son very angry.4. Its a hard job. Hope you can do it with great care and do it p_（恰当地）.5. I am d_（决心） to change my job. No one else can c_（改变）my mind.6. Whether you will succeed or not in doing the work depends on your a_（态度） to it.7. The famous singer has made a lot of money by producing and selling his r_（专辑）.8. The t_（话题） of the discussion today is about how to spend our coming holiday.9. This song sounds f_（熟悉） to me. I must have heard it sung somewhere before.10. Dont be shy. If you have some questions, you must be b_（勇敢） enough to speak it out in public.Unit 41. When she heard the news that her husband was killed in the accident, she b_（爆发） into tears.2. After the earthquake, the whole city was in r_（废墟）.3. An accident happened. Luckily, nobody was i_（受伤）.4. There was no s_（幸存者） in the air crash.5. The worked made great efforts to r_（营救）the people who were trapped underground.6. Because of the global warming, there are more and more natural d_（灾难）.7. The students in our school have o_（组织） many clubs for themselves.8. The air in the countryside is much f_（新鲜） than that in the city.9. J_（判断） from his accent, we know he comes from the west.10. Its my great h_（荣幸） to be invited to give a s_（演讲） to you.11. These days, we are busy p_（准备） for the final examination.unit 11.It was quite terrible. It took me some time to c_ down myself.2.Parents are always c_ much about their children.3.True friends always s_ their sadness and happiness with each other.4.Im terribly sorry. I didnt do it on p_.5. Some animals hibernate under snow， because there is much air in l_ snow.6. A_ to the law， t_ are not allowed to smoke or drink.7. The old man went t_ many wars and s_ a lot from them.8. After the terrible hurricane， the whole house was destroyed e_.9. If you have some trouble， you can go to the teacher for a_.10. By internet， we can c_ with people all over the world c_.11. By now， he has formed the h_ of doing some reading before going to bed.12. The r_ he gave for his c_ in the exam was simple.Unit 21.Many students attended the lecture， I _our monitor.2. Though he is a n_ English speaker， he can speak English very fluently.3. Nowadays， many tall buildings have e_ for people to go up and down.4. He thought I had known the fact. But a_， I knew nothing about it.5. After the war， a new g_ was set up for that country.6. Though I havent met him for many years， I could r_ him immediately when I saw him in the crowd.7. The people p_ at the meeting were all for the suggestion.8. If you spend more time reading your English， you can improve it r_.9. Luckily， after the earthquake，the people have got a lot of i_ help.10. The ball went in the d_ of the man sitting in a boat on the river.Unit 31. Though with great difficulty， I finished all my work f_