The old lady is walking ______ the street. Let’s help her.

－Whydid you have to get that stamp It’s far from beautiful－________mycollection，ofcourse

In our school library, there a number of books on science and the number of the books growing larger and larger.

st at that time, a strange young manbroke into our office, his hands _____ in his pockets.

How ________ you say that you really understand the whole story if you have covered only part of the article