--- How did your students express their thanks to you on Teachers’ Day? --- A gift, together with many flowers ______ sent to me by my students.

 I’d rather you did some housework when you are free, but you __________.

I haven’t seen Tom  for several  months. The last time I saw him, he  ______ to find a job in   London..

---How are you         with your new classmates? ---We often help each other.

－Why does the river smell terrible?－Because large quantities of water______．