Choose the best answer: 

I put my keys on the table, but now it’s gone. Someone_____ have taken it.

Choose the best answer: 

Do you have to buy this hat? No, I _____. It isn’t necessary.

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

She seems to have spent all her life studying in _______ establishments.

 Choose correct answer A, B, C or D to complete the sentence.  He'll be remembered both as a brilliant Physician and as a true _______

Choose the best answer: 

Since we have to be there by 8.30, we_____ take a taxi.

Choose the best answer: 

Sending_______- “Special delivery” costs about fifteen times as much as sending it “regular delivery”.

Choose the best answer: 

We avoid _______ our environment.

Choose the best answer: 

Would you mind _________ please?

Choose the best answer: 

I’m afraid I have some homework_______ today.

Choose the best answer: 

I suggest that the doctor_____ up his mind without delay.

Choose the best answer: 

There_____ never been an environmental disaster of this magnitude.

They can work with information even __________ than a person.

_____ begin with a few facts.

Choose the best answer: 

“You’ve been redecorating your house”, “Yes, I’m thinking _______ this room white”.

Choose correct answer A, B, C or D to complete the sentence. If the sun shines, we ___________ to the beach

Choose the best answer: 

She told me that she’d rather______ on the committee.

Choose the best answer: 

 “I’m building a table”.

          “How far have you gotten_____ it?”.

a. to

b. for                        

c. along                       

d. on

Choose the letter A, B, C or D to complete the sentence: I'd rather_____ in the field than_____ at home.

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

Digital cameras is a wonderful ___________.

Choose the best answer: 

After ancient Greek athletes won a race in the Olympics, they_____ a simple crown of olive leaves.

Choose the best answer: 

What about_______ for a walk?