Read the following article and answer the question. Article: A crow is about twenty inches long and black all over. Crows are dirty birds because they live on bad food. Crows eat a lot of waste food. In this way they are more useful to us than any birds. They clean up the dirty things in our streets. Crows are always hungry. They look for food all day, and in the evening you can see them in large numbers flying back to their nests in the trees. They sleep there at night. Crows are much noisier than other birds. Very often a large number of crows will get together on one house and talk. Sometimes they talk together, and sometimes they do it by turns like human beings . It is easy to tell from crow's sound if they are pleased or angry. Perhaps crows talk a lot because they are friendly birds. A pair of crows will live together all their lives, and if one of them dies, the other one becomes very sad and quiet for the rest of its life and some time later it dies too. Question: Crows always look for food _ . Answer:
OPTIONS:
- in the evening
- all day
- in the morning
- at night
all day

Read the following article and answer the question. Article: How should one invest a sum of money in these clays of inflation ? Left in a bank it will hardly keep its value, however high the interest rate. Only a brave man, or a very rich one, dares to buy and sell on the Stock Market. Today it seems that one of the best ways to protect your savings, and even increase your wealth is to buy beautiful objects from the past. Here I am going to offer some advice on collecting antique clocks, which I personally consider are among the most interesting of antiques. I sometimes wonder what a being from another planet might report back about our way of life. "The planet Earth is ruled by a mysterious creature that sits or stands in a room and makes a strange ticking sound. It has a face with twelve black marks and two hands. Men can do nothing without its permission, and it fastens its young round people's wrists so that everywhere men go they are still under its control. This creature is the real master of Earth and men are its slaves ." Whether or not we are slaves of time today depends on our culture and personality, but it is believed that many years ago kings kept special slaves to tell the time. Certain men were very clever at measuring the time of clay according to the beating of their own hearts. They were made to stand in a fixed place and every hour or so would shout tire time. So it seems that the first clocks were human beings. However, men quickly found more convenient and reliable ways of telling the time. They learned to use the shadows cast by the sun. They marked the hours on candles, used sand in hour- glasses, and invented water-clocks. Indeed, any serious student of antique should spend as much time as possible visiting palaces, stately homes and museums to see some of the finest examples of clocks from the past. Antique clocks could be very expensive, but one of the joys of collecting clocks is that it is still possible to find quite cheap ones for your own home. After all, if you are going to be ruled by time, why not invest in air antique clock and... Question: Which of the following is NOT mentioned as a way to measure the time? Answer:
OPTIONS:
- Counting the beating of one's own heart.
- Making use of candles, sand and water.
- Observing shadows cast by the sun.
- Keeping slaves busy day and night.

Answer: Keeping slaves busy day and night.

Question: Read the following article and answer the question. Article: As a volunteer teacher, I traveled a long way to a small village school in Longzhou, Guangxi. On my way there, I thought about the village, the school and the children there. However, _ when I arrived there. It wasn't what I expected. It didn't look like a school at all! The school had only three rooms, one for Grades 1,2 and 3, and the other for Graeds 4,5 and 6. There was a third one for me. The children welcomed me warmly on my first day. They asked me a lot of questions, and I told them stories about myself and my life in Shanghai. The next day, I gave them a text to find out their level. To my surprise, thought the test was easy, over half of the students failed it, yet they all wanted to learn new things. I knew they needed me. I was busy preparing lessons, reading test papers every night. I enjoyed teaching these lovely and hard-working children, and I could see that they were making progress with my help. I have also learned a lot from them. I understand their lives better, and we are now good friends. I have worked in Longzhou for a year now. I'm very happy, and the experience has been very useful to me. I love the small village and the children. In fact, I would like to continue working here. ,. Question: The writer found the students level was _ she expected after the first test. Answer:
OPTIONS:
- higher than
- shorter than
- lower than
- just as
Answer: lower than

Read the following article and answer the question. Article: Brush your teeth every day, dentists say. In the south of Africa, some people brush their teeth all day long. They keep a small stick in their mouth to chew or scrub their teeth all day. People cut the sticks from trees. They are the African toothbrushes. People there are used to brushing their teeth with sticks. Africans think the sticks work better than toothbrushes. The sticks come from nature, and it is said that there is something special about them. The special thing may stop many kinds of tooth problems. "If you have a bad tooth, it is a medicine," said Diop, a seller in Africa. The sticks are also much cheaper than toothbrushes. In Senegal ,the chewing stick is called "sothio". It means "to clean" in their language. In east Africa,the stick is called "mswaki". It's their word for "toothbrush". Even the dentists agree that the sticks seem to clean teeth better. Nowadays, some nice health stores in the United States start to sell chewing sticks. They think that the stick is natural kind of tooth care. Question: Which of the following is NOT true according to the passage? Answer:
OPTIONS:
- The sticks with something special in it may stop many tooth problems.
- The sticks, which come from nature, are much cheaper than toothbrushes.
- The chewing stick, which is called "sothio", means "to clean"in east Africa.
- People can buy chewing sticks in the nice health stores in the US.
The chewing stick, which is called "sothio", means "to clean"in east Africa.