When did you start to collect stamps?— I got my ______ stamp when I was ______ years old.

What are _____________?—–They are apples.

Shall we go to Australia for the long holiday ?–Sorry. I _______ there twice.

Tens years ago, there _____ full of fish in the lake .Now there are _____ fish .

What will we do if we want to develop our village ?—- A lot of roads ______. I think .