COLOR IDIOMS
KINDS OF MACHINES
MODALS
PERFECT MODALS
WORD FORMATION
100

you owe money to the bank.

be in the red

100

you need a snack or soda

vending machine

100

You brought a wine bottle! Oh thanks, but you ___, there's plenty of wine here. 

needn't 
100
Sam didn't go to the party, so you ___ seen him there. 

can't have

100

technology (noun - adjective) 

technological 

200

to discover someone while they are doing something bad

catch sb red-handed

200

H. G. Wells wrote a book on this technology

time machine

200

It's a non-smoking area, you ___ light your cigarrette here. 

mustn't

200

Maria is always on time, but it's 5:30 already. She ___ missed the bus. 

must have

200

research (science - person)

researcher

300

a situation that is not clear or where the rules are not known

gray area

300

they don't accept credit cards at the store

cash machine

300

I've tried many time, bit I definetely ___ jump as high as Jordan. 

can't

300

Maria is not trustworthy. She hasn't arrived; she ___ missed her bus, or she just forgot the appointment. 

might have

300

addict (noun - adjective) 

addicted


400

If you say or shout something until you are ________, you are wasting your efforts because you will get no results

blue in the face

400

some people can make their own clothes

sewing machine 

400

If you don't practice and train everyday, you ___ to win the marathin. 

won't be able to

400

Oh no, you fell ! You ___ asked for my help. 

should have

400

harm (noun - adjective)

harmful

500

relating to people who work in offices, doing work that needs mental rather than physical effort:

whte- collar

500

you need to do the laundry 

washing machine 

500

He's got a cold, I think he ___ be outside in the rain without his coat. But he's old enough to decide. 

shouldn't 

500

I didn't know she was waiting alone at the bus stop. I ___ picked her up if she had called me.  

could have

500

evident (adjective - noun)

evidence