用括号中词的适当形式填空

1.Turn left at the        (three) turning.

2.We often visit the old people and do some           (wash) for them.

3.He often tells us       (fun) stories and makes us laugh.

4.Our English teacher         (look) so beautiful in her new dress.

5.Look! Your mother             (chat) with her friends on the phone.

These days, many students like playing 3D games. Do you know what 3D games are like? In most 3D games, game players need to control (控制) a character. The character can be a robot or a soldier (士兵). Game players usually use the mouse to make the character move around in his own world. Game players can find things such as food and weapons (武器) to help them go on with the game. The character can go straight, sit down, turn left, turn right or pick up things in the game.

Some 3D games have many levels (等级). The character needs to finish different goals for each level. Game players can play against their computers, and sometimes they can play with other players online. It’s great fun to play 3D games. But playing 3D games for long is not good for our study.

1.In most 3D games, game players need to _________.

A．control a character  B．find a robot        C．act as a soldier      D．control the computer

2.How do game players make the character move around?

A．By using the keyboard                    B．By using the mouse

C．By telling the directions                   D．By moving the computer.

3.In the game, the character can _________.

A．go straight and sit down                   B．turn left and turn right

C．Pick up things                          D．A, B and C

4.Which of the following is NOT true according to the passage?

A．Some 3D games have many levels.

B．The character needs to finish different goals for each level.

C．Game players can only play against their computers.

D．Game players can go online and play with other players together.

In real life, robots are mainly used in factories. They do many different jobs. Usually these jobs are too   43 , difficult or boring for humans.
Robots also help disabled people and people who cannot look after   44 . For example, scientists are making a robot to help blind people. Now many of them have a dog to help them. The dog is called a guide dog. In the future, guide dogs might be robot dogs.
One robot dog is called Meldog. It has wheels. It usually “walks” in front of its owner. It is very clever. It knows the speed of its owner’s walk. Meldog talks to its owner by   45 . The owner wears a special belt. This belt   46  instructions to the owner from Meldog such as “Stop here”, “Turn left” and “Turn right”.
In the United States, another   47  of robot helps disabled workers. This robot, called Kilroy, helps disabled computer operators. The robot   48  the sound of its owner’s voice. It follows instructions such as “Turn the page” and “Make a cup of coffee”.
Robots are also used in American   49 . They can do simple jobs. For example, they shave (刮脸) patients and brush their teeth and take meals from the kitchen to patients’ rooms. It never gets lost   50  this robot has a map of the hospital in its computer memory.