Nouns
Verbs
Adjectives
Phrasal Verbs
Conditionals
100

a foreigner, especially one who is not a naturalized citizen of the country where he or she is living.

Alien

100

to strike each other forcefully;

crash

collide

100

having the ability, power, or qualities to be able to do something

capable of

100

to avoid going near somebody/something.

keep away

100

Is the sentence correct?

If I study, I will pass

Yes
200

the group of people who work or operate a ship, aeroplane/airplane, bus

drew

200

to conclude; finish

wrap up

200

very small

tiny

200

place it on your body (clothes)

put on 

200

Is this sentence correct?

If won the lottery, I spend my life travelling

No. if I won the lottery, I would spend my life travelling.

300

travel, trip, journey

voyage

300

to crush or destroy a machine or motor vehicle

break down

300

having or showing a sensible and practical idea of what can be achieved or expected

realistic

300

to cancel something

call off

300

What conditional is used? 

If he had a car, he could drive to work every day.  

Second conditional

400

a disadvantage or problem; the negative part of a situation

Drawback

400

to carry off (a person) illegally and by force

abduct

400

distributed over a large area

widespread

400

to explode; to be destroyed by an explosion

blow up

400

fill the gaps:

if you need help, please ... (contact) us.

If you need help, please contact us.

500

a person who sees an event, typically a crime or accident, take place

witness

500

move with urgent

rush

500

improbable

far-fetched

500

to solve (a problem)

work out

500

fill the gaps:

If he had felt well, he (go) to work.

If he had felt, he would have gone