It is the superior intelligence and the use of language that distinguish man ________ the other animals.
A report says school maths standards in England have failed to improve in the last 30 years, ______ than those in mid-1970’s, when only 20% of the students could pass maths exams.
— I saw your uncle take a taxi to the airport. Why didn’t you drive him there?— I ________. But my car ________.
She negotiated with her new boss and accepted the position ______ there would be opportunities for advancement.
______ to too much sunlight, as is generally considered, will add to the potential of catching skin cancer.
— Mr. Smith was really helpful when you were in financial difficulty during those years.— Definitely. I can never appreciate his kindness ________.