—Meimei, you look excited. Why?— My class will go on a visit to Qionghai.A. two days B. two-days C. two-day
— David, your mother’s birthday is _____. Let’s think about how to celebrate it. —OK, Dad.
Only two of the students worked the maths problem out correctly. ______ all did it wrong.
I don’t like those big cities which have got ____ people and ____ traffic.
The police ____ going to search every corner of the city for the thief.
_______ Tim’s help, I found my pet dog in the end. I should say thanks to him.