--- Would you please tell me_____ the timetable (时间) has changed?--- Because the students should have a rest at noon.A. if B. when C. why
Many trees ____ along the streets every year. So the air is very fresh now.
–Why didn’t you go to see the Breakup Buddies(《心花路放》) with us yesterday? --Because I _____ twice.
Bill Grates is one of ______ people in the world.
Susan is so worried because she ______ her ticket, then she can’t go to England on time.
______ on the light, Tony. It is too dark in the room.