– We have forty students in the classroom . __________ of them are boys . How man y girls are there ?-- There are thirty .
______ little water is not enough for _______ many birds. ______ little birds don’t have______ much.
Are you planning to go to the _______ concert tonight ?
Jeans are too tight , so I _________ trousers.
Usually, it’s easier to make ________ decision than to take ______ action.
We must ________ ourselves _______ our work.