Whoever has________ sense knows that drinking too much is harmful to people’s health.
The education of young is always hot and serious topic.
—Hey, taxi!— , sir?—Can you take me downtown?
—I don’t suppose Jimmy could have done well in the mid-term exam last week,______?--- ______ he almost failed in the exam.
It is strange that such a thing ______ in your school.
As is often pointed out, knowledge is a two-edged weapon which can be used ________ for good or evil.