---- I must be off now. See you! ---- ________. See you!
Teachers should _____ on their students the value of hard work.
The father as well as his three children _____ skating on the frozen river every Sunday afternoon in winter.
The report indicates that the new power station produces ______ energy as the one built earlier.
Oh, look! Here’s a photo ______ in my classroom at primary school. Can you recognize me in it?
Jack is good, hard-working and intelligent. _____, I can’t speak too highly of him.