—How old is Mary?—________.We had a special party for her________birthday yesterday.A.Twenty;twentythB.Twenty;twentiethC.Twenties;twentieth
My parents usually goes for ________ walk in ________ evening.
Please come in and make ________at home ,boys.
-Could you please help me take the exercise books to your classroom? -_______.
Carmen knew Mr Smith_______ gave a talk several months ago.
Our classroom _____ every day, so it’s very clean. A. cleans B. is cleaned C is cleaning. D. cleaned