【正文】 高二英語語法填空和短文改錯專項練習(xí)語法填空（一）Do you ever wonder why you yawn? Why do you open your mouth wide and take a deep breath? Well, a scientist at the University of Maryland is searching for the answer.Professor Robert Provine has been studying yawning for the past two years. But he says he still does not know 31 people yawn. In fact, no one seems to know much about it. Professor Provine’s students have helped him find out more about yawning. They agreed to 32 (watch) while sitting alone in small rooms. In the rooms, they watched television programs, or pictures of people yawning. Or they just sat and 33 (think) about yawning. Students also kept records of when they yawned throughout the day.The professor says he has learned 34 number of things from these experiments. He says yawning seems linked in some way to sleeping. His students yawned most just before sleeping or 35 waking from sleep. He also found that people yawn much when they are __36 (bore ) or not interested in what they are doing. Now, Professor Provine is planning future experiments to help him find the purpose of yawning. He said there is some evidence 37 yawning is linked to 38 (excite). Yawning is mon among runners 39 (wait) to begin a race. It is also mon among people waiting to make a speech. Professor Provine says he is most interested in learning why seeing someone yawn makes others yawn as well. He says almost anything connected with yawning can make people yawn. As a matter of fact, I found 40 yawning a lot as I prepared this report. I wonder if hearing it can make you yawn. If it does, excuse me, if you did yawn, write and tell me. （二） 　Traditional Chinese culture places much emphasis on food．Considered to be an important part of each day eating is far beyond simply　　1　　(meet)a need．However people are living in a fastpaced society now so they hardly have time to enjoy their food．They need fast food．That is　　2　　China’s fastfood market expands．　　A foreign fastfood restaurant　　3　　(call)KFC arrived in China first quickly followed by　　4　　such as Pizza Hut and McDonald’s．　　5　　the development of China foreign fastfood chains are realizing highspeed growth in china．However these “junk foods”　　6　　(criticize)by health experts for long because they can’t provide balanced nutrition．The experts also show that some foreign fast food contains　　7　　food coloring Sudan 1　　8　　can cause cancer．　　In fact China has many of its own traditional fastfood dishes．mong them dumplings soybean milk and noodles are the most popular．　　9　　(pare)with foreign fast food those traditional ones are　　10　　(health)．But many Chinese still enjoy the special taste and the good environment in the foreign fastfood chains even though there exist some potential risks．（三）Although English is not as old as Chinese, 36 is spoken by many people around the world every day. English speakers are always making new words and we should be able to know where most words e from. Sometimes, 37 , no one may really know where a word es from. Did you ever think about why hamburgers are called hamburgers, 38 （especial）when they are not made of ham? About a hundred years ago, some men went to America 39 Europe. They came from a big city in Germany called Hamburg. They did not speak good English, but they ate good food. Some Americans saw them eating round pieces of beef. Never had they seen such 40 strange way. They couldn’t help 41 （ask）the Germans what it was. The Germans did not understand the question and answered, “We came from Hamburg. ” One of these Americans owned a restaurant, and had an idea. He made up 42 mind to do something new. He cooked some round pieces of the beef like 43 the men from Hamburg ate and 44 （sell）it quite a few countries around the world. Whether this story is true or not, it certainly is 45 （interest）. （四）When I was growing up, I do not recall hearing the words “I love you” from my father. When your father never says ___31___ to you when you are a child, it gets tougher and tougher for him ___32___ (say) those words as he gets ___33___ (old). To tell the truth, I could not honestly remember ___34___ I had last said those words to him either. I decided to set my ego (自我) aside and make the first move. ___35___ some hesitation, in our next phone conversation I blurted out (突然說出) the words, “Dad … I lo