Basic Questions
Correct/Incorrect
What is it???
How many clauses?
Combining Sentences
100

The animals, that I really like, are dogs and cats.

INCORRECT

100

Valencia, which is due east of Madrid, is a great place.

Non Defining relative clause

100

She likes the boy sitting by the window.

1

100

I go to the bank. The bank offers free checking.

I go to the bank that/which offers free checking.

200

A descriptive clause that gives additional or extra information about a noun inside a sentence

A non-identifying relative clause?

200

John Stamos--a famous TV actor--is Greek, but he was born in the USA.

Correct

200

They’re the people who want to buy our house.

Defining Relative Clause.

200

She likes the boy in the back of the class by the window.

0

200

Visual learners tend to do well at learning foreign languages. Visual learners remember things that they have seen.

Visual learners, who remember things that they have seen, tend to do well at learning foreign languages.

300

The use of commas is mandatory.

In Non Defining Relative Clauses

300
The Center for Disease Control (CDC), that is an organization, which provides information about infectious diseases, is very busy right now.
INCORRECT
300

Mary's office, which is in the 820 Building, doesn't have a window.

Non defining Relative Clause

300
Researchers have found that those who drink water are less likely to be obese than those who drink soda.
3
300

Burt Baskin founded Baskin-Robbins in 1946. Burt Baskin died of a heart attack at age 57.

Burt Baskin, who founded Baskin Robbins in 1946, died of a heart attack at age 57.

400

A type of relative clause that provides extra information.

A non-identifying relative clause.

400
The World Health Organization (WHO), an international nonprofit which is dedicated to improving health around the world, has issued an emergency warning.
CORRECT
400

Here are some cells which have been affected.

Defining Relative Clause

400
The World Health Organization (WHO), an organization devoted to improving health worldwide, has announced that there is an EBOLA outbreak in the African countries located on the western coast.
5
400

The money is intended for local charities. All these local charities help the homeless

The money is intended for local charities, which help homeless.

500

The use of pronouns is optional.

Defining Relative Clause

500
Many people which are studying English fossilize, which means they do not improve beyond a certain point, when they reach advanced levels.
INCORRECT
500

My checking account, where my salary is deposited every month, is nearly empty right now.

Non defining Relative Clause.

500
Women elected to congress often receive less pay than men in the same position.
1
500

The Ebola Virus developed in north-western Africa about forty years ago. The Ebola Virus is mortal.

The Ebola Virus, which is mortal, developed in north-western Africa about forty years ago.