Modal Verbs
Perfect Modals
Question Tags
Gerunds & Infinitives
Passive Voice
100

This modal is used for obligation: “You ___ wear a seatbelt."

must

100

Structure of a perfect modal.

Modal + have + past participle.

100

Add a tag:
“She is coming, ___?”

isn't she

100

Which verbs are followed by gerunds: enjoy, finish, decide?

Enjoy and finish.  

100

Change to passive:
“They built the house in 1990.”

The house was built in 1990.

200

Which modal expresses strong advice?

"should"

200

She looks tired. She ___ have slept well.

must not have slept well.

200

Add a tag:
“They can swim, ___?”

can't they

200

Complete:
“I can’t stand ___ (wait) in long lines.”

waiting

200

Change to passive:
“Someone has stolen my bag.”

My bag has been stolen.

300

Correct the mistake:
“He must to finish his homework.”

"He must finish his homework."

300

Explain the meaning of:
“You should have studied.” 

It means criticism about a past action.

300

Add a tag:
“You don’t like coffee, ___?”

do you

300

Rewrite using would rather:
“I prefer to travel by train.”

I would rather travel by train

300

What are two possible passives of:
“They gave me a gift"

I was given a gift.
A gift was given to me.

400

What’s the difference between must and have to?

“Must is internal obligation; have to is external obligation.”

400

Correct the sentence:
“He could has won.”

He could have won.

400

Add a tag:
“Let’s go, ___?”

shall we?

400

Correct the mistake:
“I’m looking forward to see you.”

I’m looking forward to seeing you.

400

Change to passive:
“They gave me a present.”

I was given a present.
A present was given to me.

500

Make a sentence expressing probability using might.

It might rain later.

500

Make a sentence expressing regret using should have.

I should have called you.

500

dd a tag:
“Everyone is here, ___?”

aren't they

500

Complete:
“I would rather ___ (stay) home tonight.”

stay

500

Change to passive:
“She sent him an email.” 

He was sent an email.
An email was sent to him.

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