At the foot of the mountain, you can hear the of running water.
"How much money did you_________ in fixing your watch?" "About ten yuan. "A. cost B. pay C. spend
When you leave the reading room, you should remember to _____ the lights.A. turn on B. turn down C. turn off
"_________do you play the piano?" "Twice a week. "A. How far B. How often C. How long
If my father_________ back, please let me know.A. comes B. will come C. come
"Whose notebook is this?" "It ____ Jim's. It has his name on it."A. can't be B. can be C. must be