—Excuse me , Sir . ________ is it from here to the nearest shopping mall ?—Well , only about five minutes’ walk
The teacher will be backan hour. A. in B. after C. on
Look! The bird __in the sky. A. is flying B. flies C. fly
My birds can ___by one of my friends while I'm away. A. be looking after B. look after C. be looked after.
Jack__China__two years. A.has been in, for B. has been in, since C. has come to, for
John knowsa computer. A. how to use B. how use C. how uses