Shenzhou VIII spaceship and Tiangong-1 space lab____ into the space in 2011. A. sent B. were sending C. were sent
It is helpful to _____ a good habit of reading in language learning.
Oh, it ___so nice. What beautiful music it is!
—Someone is knocking at the door. Is it Ann? —It ________ be her. She is giving a performance at the theater now.
—Must we clean the room at once? —No,you ________.You can do it after school.
—May I play computer games now,Mom? —No,you ________ finish your homework first.(2013,临沂)