such/so
too/emough
modal verbs
Deduction and speculation
modal verb past
100

She is _____ intelligent that everyone respects her.


So

100

I don’t have _____ money to buy that dress.


Enough

100

You look very pale. You _____ see a doctor.


Should

100

She studied all night. She _____ be exhausted.


Must 

100

He looks very happy. He _____ have passed the exam.


Must

200

It was _____ unexpected news that we were shocked.


Such

200

She didn’t have _____ time to finish the report.


Enough

200

It’s very dark outside. It _____ rain later


May/might

200

She looks unsure. She _____ know the answer.


Might not /may not

200

I _____ have bought that jacket, but I just didn’t want to save my money.

Could

300

She is such talented that she won the competition.


So talented

300

He was _____ tired to continue working.


Too

300

We _____ finish this today. The deadline is tomorrow.


Have to

300

He isn’t answering his phone. He _____ be asleep.


Might

300

I was at home all day. I _____ have seen her.


Can’t/couldn’t

400

They had _____ terrible weather during their trip.


Such

400

There were _____ people in the room that we couldn’t move.


Too many

400

Students _____ wear uniforms at this school. It’s compulsory.


Have to

400

That _____ be true! I saw him there myself.


Can’t

400

You _____ have told me the truth. Now it’s too late.


Should

500

It was _____ difficult exam that many students failed.


Such a

500

There is _____ noise in this classroom. I can’t concentrate.


Too much

500

You must to finish your homework.

correct the mistake


To

500

They left an hour ago. They _____ be home by now.


Must

500

I ___ have helped you, but I didn’t see your message.


Could

M
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