Some people think__________ to master a foreign language. However, it isn't.   
A.it’s easy   
B.easy 
C.easily
D. it is easily

The doctor will not give the patient the test results__________tomorrow.  
A.until
B.from
C.at
D. on

A.tried   
B.laughed 
C. typed    
D.liked

Choose the best answer A, B, C or D to complete sentences.
CFC’s have bad effects.............. the ozone player.
A.in
B.to
C.at
D.on

Choose the best answer A, B, C or D to complete sentences.
We have to.............. the demonstration if the weather’s really bad, won’t we?
A.call on
B.call in
C.call off
D.call back

My bike, _________I had left at the gate, had disappeared.
A.when    
B.which
C.that
D.–

Was_________I said a moment ago clear ?          
A.when    
B.which 
C.that 
D.what

It was just a friendly get-together. Everyone was wearing_________clothes. No one needed to be well-dressed.        
A.formal  
B.casual     
C.unimportant   
D.unfriendly

Choose the best answer A, B, C or D to complete sentences.
.............. the onions in cooking oil until they’re golden brown.
A.Boil
B.Bake
C.Fry
D.Grill

Choose the best answer A, B, C or D to complete sentences.
The sauce tasted like the cream had........... off.
A.turn
B.gone
C.got
D.taken