Over the long process of evolution, animals have developed their ______ senses, which makes it possible for them to _____ their environments.
Walmart, which is one of the largest American supermarket chains, _______ some of its store open 24 hours on Mondays through Saturdays.
He is a very careful man, but he ________ make mistakes which seem ridiculous
One of our rules is that every student _______ wear school uniform while at school.
He _______ the best person you had been expecting for the job, but who else _______?
His expression suggested that he _______ ill, so the teacher suggested that he _______ sent to hospital at once.