In our life, we can work hard on one task , and then another. In this way, all your dreams can be realized.
The teacher often tells Jim and David _______ too much time _______ computer games.
More than two weeks _______ since the foreign friends came here. A. passed B. has passed C. have passed
— All the students are working hard now. —_______. Because all of them want to go to good colleges.
The English teacher isn't here. She ________ to the office.
The physics teacher said that light _______ much faster than sound.