I, who____ your friend, will try my best to help you with your English.
— What do you think of the price of these computers? — They are at least equal in price to, if not cheaper than, ____at the other companies.
— We didn’t find the Blacks _____ the lecture. — No one had told him about ____ a lecture the following day.
After the long journey, the Smiths returned home, ____.
— Which of those electronic dictionaries do you like most? — ____. They are both expensive and of little use.
English is a language that many people around the world ____ not speak perfectly but ____ at least understand.