I snotice you.

Olympic Games, only athletes whohave reached the agreed standard for their event will be ______ as competitors．

There are classrooms on theground floor. One of them is ours.

As the family did not make a(n) _____ ahead oftime, they had to wait at the restaurant in order to get a table.

It has been thirty years since I my hometown.— How time flies! Great changes in our hometown in the last thirty years.