Units 1-2
Units 3-4
Units 5-6
Idioms
Trivia
200

one of the many substances found in food such as meat, cheese, fish, or eggs, that is necessary for the body to grow and be strong

protein

200

a person walking rather than travelling in a vehicle

a pedestrian

200

so involved with yourself that you do not think about anyone else

self-absorbed / self-centered

200

completely safe and without injury or damage

safe and sound

200

an area in northern California where there are many companies that make or use computer materials and electronic devices

Sillicon Valley

400

to walk on your toes with the heel of your foot lifted off the ground, especially in order not to make a noise

to tiptoe

400

extremely bright, especially so as to blind the eyes temporarily

dazzling

400

film or videotape that shows a single event or place, or a certain place in a certain timeframe; it is what a CCTV system is supposed to make

footage

400

last in order of mention or occurrence but not of importance

last but not least

400

the recording of you committing a crime will be published by the government of this country/city

Singapore

600

an uncultivated, uninhabited, and inhospitable region; we usually associate that word with a forest or a jungle

the wilderness

600

a usually paved path at the side of a street built for people to walk on

pavement / sidewalk 

600

using radio, microwaves, etc. (as opposed to cables) to transmit signals

wireless

600

to stop an argument and become friends again; contains a word that signifies a type of tool

to bury the hatchet 

600

the century in which John Goffe Rand invented the tin tube

the 19th century

800

to climb up, across, or into somewhere with difficulty, using the hands and the feet

to clamber (onto, into sth)

800

a resident or an inhabitant; starts with "d"

a dweller

800

making you feel frightened or nervous, or having a frightening, overawing, or threatening effect; starts with "i"

intimidating

800

to try very hard to achieve something; "to go..."

to go to great lengths to do sth

800

the name of the woman who decided to live in a jungle with her husband and wrote a book about it

Miriam

1000

heavy-duty waterproof cloth, originally of tarred canvas, that you can put over e.g. a boat to protect it from wind or water damage

tarpaulin

1000

in, at, or to some other place or other places

elsewhere

1000

a person who sets up a business or businesses, taking on financial risks in the hope of profit; NOT a "businessman"

an entrepreneur
1000

to like each other very much and become friends very quickly; "to get..."

to get on like a house on fire

1000

the name of the nomadic tribe from the Sahara Desert and the Arabian Peninsula; they ride on camels

the Bedouin