--- Where is No. 1 Middle School? --- It’s next to the city library. A. You’re welcome! B. Excuse me! C. Thank you!
–Who is the man ____ blue? –-My English teacher . He is strict _____ the students.
It is _________ difficult work that we can't finish it in a short time.
I still remember the village ________ I grew up.
Do you know if _______ back next week ? If he ________ back , please let me know .
The young trees should______ as often as possible.