—Which is______,the sun,the moon or the earth?—Of course,the moon is.
—Why do you like English best?— _____ I think it’s _____
My classmates often _____ to school _____ busA walk, by B go , by C go, in D. go, by a
There are many people _____in a big house _____ a big yard.
Your keys are on the desk. Please __________.
—Excuse me. How can I get to the library?—walk along this street_______ you see the traffic lights. You will find it on your left.