Ребзя хэлпуйте

1 Вставьте слова
do / does / work / works
1 What _____ this pedal do?
2 How do computers _____?
3 How does a hovercraft _____?
4 What _____ these buttons do?
2 Complete the questions.
Have / Are / Is / Has / Does / Do
5 _____ your car battery flat?
6 _____ you connected the speakers to the computer?
7 _____ the cables connected to the power source?
8 _____ your printer just broken down?
9 _____ your new computer work?
10 _____ the levers control the brakes?
3 Сопоставьте вопросы с ответами
11 Have you switched on the power? _____
12 Are you sitting in front of the computer now? _____
13 Do the LED lights go on when you start the computer? _____
14 What does this button do? _____
15 What do these switches do? _____
16 Is the disk inside the disk drive? _____
A They switch off the power.
B Yes, I have.
C No, it isn’t.
D It switches on the power.
E No, they don’t.
F Yes, I am.
4 Составьте предложения
17 If _____, _____.
18 If _____, _____.
A change the batteries
B press the brake pedal
C your torch doesn’t work
D you want to stop the car
5 Вставьте слова. Каждое слово - только ОДИН раз
This / I’m / I / have / can / is / you / the
Hello, (19)__________ reached the car repair hotline. (20)__________ Dave speaking. (21)__________ mechanic. How (22)__________ help you?
6 Complete these sentences. Use one of the words twice.
on / from / to
23 The fan is mounted _____ a strong base.
24 The antenna is attached _____ the roof.
25 The telephone is connected _____ the computer.
26 The lift is suspended _____ the top of the building.
7 Complete this.
supports / propels / controls / steers
27 That wheel _____ the boat left and right
28 A strong engine _____ the car forwards.
29 A cushion of air _____ the hovercraft
30 This pedal _____ the speed of the forklift truck