You _______be rich to be a success. Some of the most successful people I know haven’t got a penny to their name.

Which animal is it?

Where do tigers live?

Last week, I bought 4 pens. Yesterday I bought 2 pens and I gave my sister 3 pens.

How many pens do I have?

_______ is a branch of Natural Science, and is the study of living organisms and how they interact with their environment.

We have to apply effective measures to save many plant and animal species _______ extinction.

My brother has 40 books. My sister has 10 books fewer than my brother.

How many books does my sister have?

Humans depend on species diversity to provide food, clean air and water, and fertile soil for agriculture.

I do not mind at all. You _______ apologize.

This book is not really ________. It is a waste of money buying it

What do you call this book?

My father has $500. He bought a TV with $200, and he bought a camera with $299.

How much money has my father got?

It is a good book. I think it is interesting enough for you to ________.

Books are still a cheap way to get __________and entertainment.

Mary: “I’ve got an interview for a job today.”

Peter: “__________.”

I like __________books better than __________films.

We have plenty of time for doing the work. We _______ be hurried.

Which animal below does not live in the forest?

Every student is required to write an essay on the topic.