In order to _________ a good learning atmosphere, our teacher made strict rules for us at the beginning of this term.
The little boy often makes his mother _____him _____.
--- Sandy, please don’t tell anybody about our secret, OK? --- _______.
What great fun we had ______ and ______ together at the party yesterday!
We should tell hunters _______tigers.
We must hurry up. There are few minutes _______.