into the accident, the policeconcluded that both of the drivers were responsible for it．

his overcoat, the manager went outimmediately

Three students came late to school this morning, Tom and Jack_______.

May I smoke here?—If you _______, choose a seat in the smoking section.

Do you know the 3G mobile phone will come into the market soon–Really It is said to be superior ____any other model. I can’t wait to buy ____.