My shoes are dirty. I'd better take them ________before I come in.

Everything ______ he said was true

What _____ of learning English do you find most difficult? Is it grammar rules or speaking?

We couldn't keep__________ cleaning the beach because it started to rain.

Each of the following sentences has an error. Find the errors and correct them.

He was one of the first inventor to apply the principles to the process of invention.

Choose the best answer to each question. 

The noise got ________ as the car disappeared into the distance.

 They wrote _______________ the addresses so that they could get in touch.

It's difficult to remember these grammar rules. ~ Oh, try to do all _____ exercises in this grammar book.

Choose the best answer: 
A _______ is a traditional story, usually about animals, that teaches a moral lesson.

He likes to travel, _______________ so does she.

 He ate the chocolate cake _________ he is on a diet

Scientists are looking for an..................... way to reduce energy consumption.

That 's wonderful. I'm pleased __________ you are working hard.

Choose the best answer:
Drink more water. Your lips are ….

Choose the best option:

The city planted trees along the streets at ____ spaced intervals.

The new models are expensive, _______________ efficient.

Each of the following sentences has an error. Find the errors and correct them.

Had it not was his father’s help, Bill couldn’t have repaired the roof.

Choose the best answer to fill in the blank:

 I think we can practice our listening and speaking skills by _____ .

Choose the best answer to each question. 

If you want to telephone him you will have to ________ the number in the book.

Choose the best answer to each question. 

_______ having the best qualifications among all the applicants, Justin was not offered the job.

Choose the best answer:
She told Mary_______ up hope.