---Why didn’t you come to Mike’s birthday party yesterday?-----Well, I _______, but I had something important to do at the moment.
The door opened and there.
the project as planned, we’ll have to work two more hours a day.
You don’t need to make fancy foods to impress guests—it is something simple but good _____ will do.
The school has developed an online systemstudents can choose their own teachers.
We’d better stay here a little longerhe turns up unexpectedly.