Mr. Chen is a teacher and works very hard. _________ his wife.
So difficult ________ it to live in an English-speaking country that I determined to learn English well.
— Why didn’t you come to Mike’s birthday party yesterday? — Well, I _______, but I had something important to do at the moment.
Look at the timetable. The flight to Shanghai _______ off at 10:00.
_______ many people first go to the Internet for information, it is not always the best place for what you need.
The boy was beaten by his stepmother, tears _______ down his cheeks quietly.