Choose the best answer: 

The cat was ………………. to wait for the mouse to come out of its hole.

Once a beautiful princess had a golden ball. Unfortunately, one day she (23) _____ her ball into the water. She was unhappy and started to cry . Suddenly a green frog appeared and offered to help her if she let him live with her in the palace. The (24) _____ agreed. 
(25) — the frog gave her the ball. She took the ball and forgot all about the frog. 
The frog was angry and told his story to the King. The King asked his daughter to take the frog to her room and look (26) ______ him carefully. The princess cried again, but she took the frog and put him on her bed. The frog asked her to kiss him, so she did. (27)______ , the frog turned into a handsome prince. Of course, he and the princess fell in love. And they lived happily ever after. 

(26).....

Identify the mistake and write your answer in the space provided.

She refused to tell us why was she crying.

Choose the correct answer A, B, C or D into complete the following sentences. "He tried __________ the dragon because it harmed the village."

Choose the best answer to complete the following sentences. 

It isn’t worth ……… in that river as it is so polluted.

Choose the best answer: 

What we heard …………..

Choose the best answer to complete the following sentences. 

I regret going to bed so late last night.

There _____ so much violence.

Choose the letter A, B, C or D to complete the sentences: My mother told me __________ hard.

 _____ Thanksgiving Day, families come together for a special dinner.

Choose the words or phrases that are not correct in Standard English.

Late at (A) Christmas Eve, Santa comes (B) down the chimney and (C) puts (D) presents under the tree.

I____ football very often when I was younger.

Choose A, B, C or D to complete the sentence. Binh often _______ stamp. Maybe he is a stamp collector

Choose the best answer:
It is claimed that new nuclear power plants ______ to be safer than the current ones are soon built.

Identify the mistake in each sentence: 

The Greek historian Herodotus reported that one hundred thousand men are employed for twenty years to build the Great Pyramid at Gizeh.

Choose the best answer to complete the following sentences.

There are a lot of letters…………right now.

Choose the best answer: 

We watch the cat ……………… the tree.

Choose the letter A, B, C or D to complete the sentences.

What should you consider before _________ for an exercise class?

Identify the mistake in each sentence and correct it. 

A five–thousand–dollar reward were offered for the capture of the escaped criminals.

Choose the correct answer A, B, C or D. " I have to try harder so that I can keep _____ him."

Choose the correct answer A, B, C or D. "A conical hat is a well-known handicraft, not only in Viet Nam, _____ all around the world."