—_______ I know by what time you want the report to be done?—By the day after tomorrow. ______ you finish it on time?
—What is he doing now? —He’s ________ the teacher in class now.
The trees in the school are good for our health. So please don’t ________.
We are so tired(累) these days because we have ________ homework .
—Why do you like dogs? —________ they are very friendly.
My class teacher is very good _____ us, and we love her very much.