—Was it in 1969 the American astronaut succeeded landing on the moon ?—Yes , that’s right .
How long do you often spend _______ this book , boys?
________ you row a boat at the age of 10? No, but now I ________.
What _____ your school life _____ ?
______ good time they had yesterday!
---I don’t have a tennis racket, _____my brother has one. --- Let’s go to find him.