countable/ uncountable nouns
perfect modals
adjective vs possessive pronouns
causative verbs
phrasal verbs
100

  Put just_____ sugar. I'm on a diet.

a little

100

She didn't show up for work yesterday. She _______(be) sick.

must have been

100

These are our chairs and those are ____(they).

theirs

100

I didn't want to. But she _____me do it.

made

100

Don't worry, I will drop you_____ at your place.

off

200

I don't have a lot of friends, just_____.

a few

200

I knew it. Ali ______ (take) the last cookie.

must have taken

200

Whose wallet is this? It's____ (John)

John's

200

Tonight the Smiths are coming______.

over

300

His county is so small and so far away that _____people have heard about it.

few

300

That is a terrible cough. You _________your lungs__________ ASAP.

should have checked

300

Their language is quite different than_______.

ours

300

Yesterday I _____into Will on the street.

run

400

Can we open the window to get ______fresh air?

a little

400

Our __________(families/histories) are similar.

families' histories

400

She is a good girl. I am sure we will get____.

along

500

I am sorry, but I have______time.

little

500

A cigarette __________(cause) the fire.

couldn't have caused

500

Firing 20 people was my ______ (boss) decision.

boss's

500

I had enough! I can no longer________with you.

put up