Every minute about ____ babies are born in the world, so the world’s population is increasing by _____million every year.
There are ______ boys on the playground.
--What’s your favourite drink?-- .
-- ______ classes are there in your school?--Fifty.
-- ______ you got ______ chicken?--No. we haven’t. Let’s get some.
-- ______ there any at home ?--No, there isn’t.