(届北京市海淀区高三下学期期中练习 )—Did you sleep well last night? — No, the loud noise from the street ______ me awake for hours.
How beautifully she sings! I have never heard____.
If there were no examinations, we should have_____at school.
She is_____new comer to____chemistry but she has already made some important discoveries.
Shortly after the accident, two___police were sent to the spot to keep order.
These tables and desks are all made of_____.