it be used as an energy source at home?
In the past, it was widely used in lamps and for cooking.
What fuel do ships run on?
Modern ships use fuel oil. A century ago, ships were powered by coal.
What powers trains?
It used to be wood and coal. Today, it is liquid or gas fuel and electricity.
Words
aircraft, century, coal, cooking, electricity, energy, engine, fuel, kerosene, lamp, liquid, modern, oil, source, widely, wood
Phrases
aircraft engine
liquid fuel
energy source
widely used in
run on
fuel oil
a century ago
powered by
83. What is the underground railroad called in London?
What is the underground railroad called in London?
The Tube. Some lines are round pipes there.
Is the London Underground crowded?
In rush hours, it is overcrowded.
Are there lots of passengers in the New York subway, too?
Yes. It’s noisy and unsafe. Standing on the edge of the platform is risky. You might fall onto the tracks!
Are there no barriers?
None. The authorities should install screen doors on all platforms!
Words
authority, barrier, crowded, edge, install, line, lots, noisy, none, onto, overcrowd, overcrowded, passenger, pipe, platform, railroad, risky, round, rush, screen, standing, tube, underground, unsafe
Phrases
underground railroad
the Tube
round pipe
rush hour
lots of
on the edge of
fall onto
no barrier
install screen doors
84. Is a tanker intended to carry army tanks?
Is a tankerintended to carry army tanks?
No, the ship is a tank itself. It carries various cargoes, mainly liquids or gases.
Where do the sea routes of tankers lie?
Everywhere, in all oceans. The routes are not fixed.
Where are the ships loaded and unloaded?
At ports of export and import.
What is the cargo capacity of tankers?
From a few hundred to several thousand tons.
Words
capacity, cargo, cargoes, carry, everywhere, export, fix, import, intend, itself, lie, port, route, sea, tank, tanker, thousand, ton, unload, various
Phrases
intended to carry
a tank itself
various cargoes
liquids or gases
sea route
loaded and unloaded
export and import
cargo capacity
a few hundred tons
several thousand tons
85. How many airlines are there in the world?
How many airlines are there in the world?
Over five thousand. Their number is increasing rapidly all over the world.
What companies fly to the most destinations worldwide?
American Airlines and China Eastern Airlines.
How often do airplanes crash?
Just once. Calm down, it’s a joke. Actually, plane crashes are rare.
If a plane is damaged, can it land on water?
Sometimes it happens. Many passengers survive!
Words
actually, airline, airplane, American, calm, China, crash, destination, eastern, increase, joke, land, rapidly, survive, world, worldwide
Phrases
in the world
five thousand
all over the world
What companies fly to…
fly to
the most destinations
American Airlines
