Defining and Non-defining clauses
So...that / Such..that
Past Perfect and Past Perfect Continuous
Past Modals of Deduction and Possibility
100

Does this sentence have a defining or non-defining clause?

Sentence: My brother, who lives in Canada, is visiting next week.

Non-defining clause

100

Choose "so" or "such":

It was ___ a difficult game that we couldn't finish it

Such

100

What is the past participle of "come"?

Come

100

When do we use "must have"?

When the speaker is sure the action happened. 

200

What relative pronoun do we use to refer to places?

Where

200

Choose "so" or "such":

It was ____ cold that we stayed home.

So

200

What is the past participle of "fall"?

Fallen

200

When do we use "might/could/may have"?

When the speaker thinks that the action probably happened. 

300
Correct the mistake: Albert, who father is a doctor, won the competition.

Albert, whose father is a doctor, won the competition.

300

What do we use after "so"?

An adverb or an adjective

300

Complete the sentence:

By the time we arrived, the movie _________ (start).

By the time we arrived, the movie had started

300

Complete the sentence:

They were carrying lots of books, so they ___ ____ ____ (be) students.

They were carrying lots of books, so they might have been students.

400

Create a non-defining clause: I bought a laptop. It has a very fast processor.

I bought a laptop that has a very fast processor

400

What do we use after "such"?

An adjective plus a noun

400

Complete the sentence:

Marie was tired because she_______(work) all day.

Marie was tired because she had been working all day.

400

Rewrite the sentence using past modals:

I am sure Maddy didn't wash the dishes.

Mary can't have washed the dishes.