REVISION TEST 19 potx

REVISION TEST 19

Exercise 1. Cho dạng đúng của từ trong ngoặc.

Weather ( 1 – create ) ___________ by the heat of the sun.When the sun shines on the

earth, the air close to the surface ( 2 – heat )__________ up, expands and rises. The

higher it ( 3 – go )__________, the cooler it ( 4 – become )_________. Meanwhile, an

area of warmer, low – pressure air forms below it. Winds ( 5 – cause )___________ by

air moving from an area of high pressure to one of low pressure. The closer the pressure

centers ( 6 – be )_______ to each other , and the greater the pressure difference between

them, the stronger the wind ( 7 – be ).

High and low pressure air masses travel the globe and cause major weather changes.

When a cold, high – pressure polar air mass ( 8 – meet ) ___________ an extremely low

– pressure tropical air mass, their combination ( 9 – produce )__________ intense storm

such as typhoons, hurricanes, and tornadoes. Less severe weather conditions often ( 10 –

cause )_________ by small, local pressure areas. A mild rain storm occurs when ( 11 –

rise )________ warm air combines with cool air. Clouds ( 12 – create ) _________ as the

moist warm air cools and condenses to form water droplets. When clouds reach a

saturation point, or the point at which they can no longer contain their moisture , the

droplets ( 13 – fall )_________ to earth as rain or snow.

Weather forecasters ( 14 – look )__________ at the movement of warm and cool

masses and try to predict how they ( 15 – behave )_________. Although weather

forecasting is completely accurate, satellites, sophisticated instruments and computers

making weather prediction are numbers, but in the end, nature does what it ( 16 – please

)_________. We may attemp to predict weather but we can’t control it.

Exercise 2. Chọn đáp án đúng

1. Van Gogh’s “ Sunflowers” ______________ $39.9 million, three times the

previous record.

A. once sold for B. for sale one C. selling for once D. for once sold

2. Perspiration increases ____________ vigorous exercise on hot weather.

A. during B. when C. at the time D. for

3. Some people tie a knot in their handkerchief ____________ they don’t forget

something important

A. in order B. because C. so as D. so that

4. He drove fast and arrived an hour _____________ of schedule.

A. in advance B. ahead C. abreast D. in front

5. He just couldn’t open the jar _____________ hard he tried.

A. whatever B. however C. moreover D. even

Exercise 3. Cho dạng đúng của từ

1. The book describes the ( 1 – RELATE )____________ between a mother and the

son

2. The teacher warned the children that if they ( 2 – BEHAVE ) __________ again,

they ‘d be punished.

3. Great works of art like the Mone Lisa are ( 3 – PRICE )______________.