Shelly had prepared carefully for her biology examination so that she could be sure of passing it at her first         .

It is the bus driver who should ______ the safety of the passengers.

--- What date is it?  --- It’s _____.

Put the cleaned fish in a mixture of 300g of salt and one liter of water to ________ all of the blood from the fish meat.

Be ________—you can’t expect me to finish all this work in so little time.