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

Insulin, using treat diabetes and is secured chiefly from the pancreas of cattle and hogs.

Before you go to bed, please turn _______________ all the lights.

Choose the best option to complete the following sentences by circling A, B, C, or D.

Ha Long Bay was chosen one of the new seven _____ of the world in 2011.

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

No sooner had he left the office when the telephone rang.

Her husband bought not only two energy-saving light bulbs but _______ one cheap washing machine last Sunday.

My sister hair isn't _______

Choose the best answer to each question. 

She ________ her neighbor’s children for the broken window.

He likes her a lot. _________; he wouldn't keep calling her.

Yesterday, he gave __________ his evening job

Choose the best options to complete the following sentences.

Viet Nam is __________ country.

Choose the best answer to each question. 

My teacher reminded me _________my essay carefully before handing it in.

 Do you happen to know _____?

He denied__________ her last night.

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

Five miles beyond the hills were a fire with its flames reaching up to the sky.

Choose the best answer:
Michael Faraday wrote a litter to Sir Humphry Davy_______ for work.

Choose the best answer:
The members of the Caring Club … free meals for patients every Sunday.

Choose the best answer to each question. 

Mary has trouble ______ her homework.

Choose the best option A, B, C, or D to complete each sentence.

You can see a lot of famous paintings in this………. 

Choose the best answer: 
The Mid-Autumn Festival is also known as Moon Festival _______ Harvest Moon Festival.

Choose the best options to complete the following sentences.

The man __________ in the accident was taken to the hospital.

Choose the best option:

He is tired ____ he stayed up late watching TV.