Mum, go and see for_______. But we must keep the secret to_______.

The number of students in our school _______ 4000 and a number of them ______ good at playing Ping-Pong.

I’m so late, but you cannot imagine_______ great trouble I took to find your house

The new researchcenter will be set up was a wasteland 20year ago

________he is pleased with his success, Robert wonders what will happen to his private life