Read the following article and select the best answer. Article: Skin--diving ( ) is a new sport today . This sport can take you to a wonderful world . It's like to visit the moon . When you're under the water, it's easy for you to climb big rocks ( ) because you're not heavy. Here, under the water , everything is blue and green . During the day , there's enough light . And you can see a lot of fish swimming around you. You can catch them with your hands. To catch fish is of the most interesting parts of this sport . When you have tanks ( ) of air on your back , you can stay in deep water for a long time . But you must be careful when you dive in deep water . Question: You can climb big rocks easily under the water because _ . - you're strong enough - you're tall enough - you're not heavier than on land - you're healthy enough
you're not heavier than on land

Read the following article and select the best answer. Article: Can you make animals work for us? Some scientists think that one day we can teach animals to do a lot of things for people. In a film shown on TV, you may see elephants, monkeys, tigers or some other animals are always given a little food to eat after they have done something. Scientists say that people can teach many different animals to do some of the easy work if they know they will get something to eat. We all know elephants can carry large logs ,and dogs can look after houses. And we even teach animals to work in factories. In America, for example, people have used to help make cars and scientists think that those large monkeys may drive trains one day. Now people are trying to get them to do the same thing that man does. Question: _ can do some heavy work because they are so strong. - Tigers - Elephants - Monkeys - Dogs
Elephants

Q: Read the following article and select the best answer. Article: Different from popular thoughts, colds are not caused by bad weather. Colds are caused by viruses in the body, and you are better out on the snowy day than you are in a warm room, with your friends, who just may be passing the virus around. If you feel a chill when you are coming down with a cold, you are already sick. A chill is an early sign of the cold. The virus can spread through air when a cold - sufferer coughs or sneezes. Surprisingly, this is not the most usual way of spreading, Many studies have now shown that most colds are " caught " by hands. A cold - sufferer rubs her nose, so spreading the virus to her hand. Then a friend comes to visit her. They shake their hands. The friend then gets something to eat by hand, and several days later she catches a cold. Although some parents pick up their children's tissues and carefully throw them away, they fail to wash their hands. They'll catch the colds, too. Cold viruses can also be spread by objects, for example, telephones, plates. The cold - sufferer as well as other members of the house, by washing their hands often, will stop the viruses from spreading in a way . Question: People catch colds easily because they _ . - rub their noses - shake their hands - pick up their children's tissues - can't often wash their hands
A: can't often wash their hands

Question: Read the following article and select the best answer. Article: One day when Jack was walking inthe park, he saw a woman he knew sitting on a bench with a dog beside her. The dog was looking up at the woman. Jack walked up to the woman and said, "Hello. Sue, how are you? May I sit and talk with you for a while?" "Of course, please sit down,"Sue said. Jack sat down next to Sue on the bench, and they talked quietly together. The dog continued to look up at Sue, as if waiting to be fed. "That's a nice dog"Jack said, pointing at the animal. "Yes, he's handsome. He's a bit of a mixture but that's not a bad thing. He's strong and healthy" "And hungry," Jack said. "He hasn't taken his eyes off you. He thinks you've got some food for him." "That's true,"Sue said, But I haven't." The two friends laughed and then Jack said, "Does your dog bite?" "No," Sue said. "He's never bitten anyone. He's always gentle and good-tempered ." Hearing this, Jack decided to _ the dog. He put out his hand and touched the animal's head. Immediately it jumped up and bit him. "Hey!" Jack shouted. "You said he didn't bite." "No, I didn't,"Sue replied. "You asked,if my dog bit, and I said no. Question: What did Jack do when he saw the woman? - He walked past her. - He asked to sit next to her. - He spoke angrily to her. - He spoke to her dog.
Answer: He asked to sit next to her.

Read the following article and select the best answer. Article: People live all over world. They live on land that is low. They live on land that is high. Some live near the oceans. Others live far from the oceans. Earth has many different kinds of lands. In some places, the land is flat . Flat lands are called plains . Some parts of Earth have hills. Hills are higher than the land around them. But hills are lower than mountains. Did you ever try to ride your bicycle up a hill? Some parts of Earth touch oceans. These parts are called _ . Some lands have water all around them. These lands are called islands. Earth has many different bodies of water, too. You know about the oceans. There are very large bodies of water. The water in the oceans is salty. There are also smaller bodies of water called lakes. Lakes have land all around them. Rivers carry water from the land. They are long bodies of running water. The water in rivers is not salty. Most lakes do not have salty water, either. Question: People live on _ lands. - high and salty - low and high - low and salty - salty and flat
low and high