Somebody cleans the room every day.
A. The room everyday is cleaned.
B. The room is every day cleaned.
C. The room is cleaned every day.
D. The room is cleaned by somebody every day.
Chọn đáp án C
Those letters _________ now. You can do the typing later.
D . needn't typing
Over 1500 new houses _______ each year. Last year, 1720 new houses _______.