I wonder when they ___ for Beijing. I will go to the train station to see them off when they ___.
Could you please tell me_? A. why does the earth go around the sun B. why the earth goes around the sun C. why the earth went around the sun
The baby is sleeping. Please__the radio. A. turn on B. him down C. turn up
We will climb the mountain tomorrow_it doesn't rain. A. if B. although C. since
Boys and girls, the books in the library should______ good care of. A. take B. are taking C. be taken
-Where's your father, Tom? -He__to Changsha. A. goes B. went C. has gone