Review Three

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!


Complete the sentences with the words from the box below.
soft / brittle / tough / hard / flexible / corrosion-resistant / rigid / heat-resistant
1 If you drop a steel beam, it doesn't break. It's a very material.
2 You can't bend a concrete beam. It's a very material.
3 You can only cut glass with a diamond, but not with a knife. It's a material.
4 This ceramic doesn't burn or melt at high temperatures. It's
5 You can bend this plastic a little, but it doesn't break. It's .
6 You can break glass easily if you drop it. It's a very material.
7 You can cut or scratch this plastic easily. It's very .
8 Aluminium doesn't corrode in water or chemicals. It's a metal
Match the items with their descriptions. Write a letter from A-D in each space. Use CAPITAL LETTERS.
9 They're made of aluminium. They cool car engines. A tennis rackets
10 They're made of fibreglass and polystyrene. They are on racing cars. B radiators
11 They're made of a heat-resistant ceramic. C the pistons in a racing car engine
12 They have a shaft and head made of graphite . D the wings and spoilers of a racing car
GRAMMAR
One word is missing from each line. Write the word in the gap.
13 What colour you need?
14 Could repeat your name, please?
15 How many ropes you like to buy?
16 How you spell your name?
Write the word [if] in ONE space in each line.
17 the pump isn't working, the water can't flow up to the tank
18 the electricity can't flow from the battery to the lamp the switch is open
Write down the correct answer in the blanks. Use A, B, C, or D to answer
19 How the speed of the helicopter?
   A) he controls    B) he does control    C) does he control    D) he control
20 Where ?
   A) the water go    B) does the water go    C) goes the water    D) do the water go
21 If you close the switch, the electrons around the circuit.
   A) are flow    B) flows    C) flowing    D) flow
22 When you switch on the power, the pump water through the pipes.
   A) forcing    B) is force    C) forces    D) has force
23 If your car start, take it to the garage.
   A) not    B) doesn't    C) don't    D) no
24 Those tanks petrol. They hold water.
   A) don't contain    B) aren't contain    C) not containing    D) no contain
25 Every Tuesday morning, my friend a Maths lecture.
   A) is having    B) have    C) has    D) is have
26 Q: Where is your friend now? A: He a Science lecture.
   A) attend    B) is attending    C) attends    D) does attend
27 Q: What's he doing now? the rope? A: No, he isn't. He's stretching it.
   A) He is cutting    B) He cuts    C) Is he cutting    D) Does he cut
28 Q: Listen! Alarm bells are ringing. Why ringing? A: They're fire alarms. Fire!
   A) are they    B) they are    C) they do    D) do they
29 Spark plugs are of a heat-resistant ceramic.
   A) making    B) makes    C) make    D) made
30 Those ropes are strong. What of?
   A) they make    B) they are made    C) are they made    D) they made

READING


Complete the sentences. Write a letter from A-F in each space.
Parts of a car cooling system
31 The main parts of a car cooling system are A if you put it in water.
32 The two hoses B aluminium.
33 This material is strong and C to the top of the radiator.
34 The radiator is made of D flexible.
35 This metal doesn't corrode E a water pump, a radiator, a fan, and two hoses.
36 The top hose goes from the top of the engine F are made of a rubber composite.


Put these into the correct order. Write a number from 2 - 7 in the spaces. (1 and 8 are in the correct order)
How the car cooling system works
START: The pump pushes cold water around the engine. __1__
37 The cold water then leaves the radiator through the bottom hose.
38 The fan blows cold air onto the radiator. This cools the water.
39 The hot water then flows through the top hose into the radiator.
40 The cold water sinks to the bottom of the radiator.
41 The cold water cools the engine, and the engine heats the water.
42 The hot water flows out of the engine into the top hose.
FINISH: The cold water then passes into the pump again. __8__

WRITING


Complete this description of the water supply system in a house. Use the notes in italics.
43 cold water house through pipes Cold water enters .
44 cold water up tank From here, the cold water .
45 location of tank: top of house The tank is .
46 cold water down water heater From here, the cold water .
47 heat water The water heater .
48 hot water through pipes shower The hot water .
49 material of pipes: plastic The pipes are .
50 tough, flexible, heat-resistant This material .




Write one word in each gap.
Is / from / changes / through / into / I’m / isn’t /collects / doing/ below
A: Right. Now let's look at this diagram of the circuit, up here. Can you see it clearly? On the left, here, you can see a solar panel. OK? The solar panel (51) the sunlight and (52) it into electricity. And here, on the right, you can see three lamps. These three long things. OK? And there, between the panel and the lamps, you can see a controller and a battery.
B: Excuse me, sir. Which one is the controller?
A: Well, the controller's at the top, OK? And of course the battery's at the bottom, here, (53) the controller. And finally, you can see some electrical cables or wires. The cables run (54) the panel, (55) the controller, (56) the battery, and also into the lamps.
A: Today, we're (57) a tensile strength test for this mountaineering rope. OK. Is everyone ready? Can you see and hear me clearly?
B: Yes.
A: All right, now listen and watch carefully. The rope is made of nylon. Now (58) pulling the rope. I'm stretching it. (59) it breaking?
B: No.
A: That's right. It (60) breaking.