—Kathy and her sister are so alike.—I can’t tell one from ____.
The two old sisters, _______ so long, held each other and burst into tears.
— When will you leave for Paris for a visit?— _______next month.
It's impossible for all the people to get jobs because of them are not fit for them.
. —You can’t finish the book in less than an hour, I suppose?—_______. I’ll return it to you on time.
. ______ the Atlantic Ocean crosses the equator, the trade winds cause a flow of water to the west.