—So, which would you take, the green sweater or the blue one, madam?—________. Can I see some others? I want a pink one.
We've just installed a fan to __________ cooking smells from the kitchen.
He'd __________ a volleyball court on the beach with a stick.
—Are all the titles of the articles __________ in the contents? —Yes, all __________.
Great attention must be paid __________ welfare, especially in the poor area.
—Why were you so late for work today? — __________ to the office was very slow this morning because of the traffic.