Considering his health, I advise him to ______ an hour or two each day to work out.
Is Mr. Wang good at drawing his students into___discussion?
______side of the street is lied with different shops, _______ of which sell electronic products.
He arrived here at noon, ______in the day, and he went out and came back_______ in the day.
Only when _____ possible to settle the problem.
They stayed with me three weeks, _____ they drank all the wine I had.