– What time did you get up this morning?– Mother at 6:30.
——Can you tell me why________? ——Because I want to help the people there.
They went to the park yesterday, ________?
She________ know the answer, but I'm not sure.
Chinese________ by the largest number of people.
Now China has joined WTO(世贸组织), so I think English is________ useful than before.