Our teacher often keeps us classroom every day,so we must keep our classroom .
—Jack hasn’t paid for the school things, has he? —_______. His father will come and pay this afternoon.
As we know, Zhao Benshan is ________ to make all the TV viewers _______.
This kind of sandwiches tastes so _________ that it sells __________.
—Sir, physics is too difficult for me. —Tom, work hard, _______ you’ll find it easy.
He went to Shanghai ____ September 3, 2009 and came back ____ a cold morning last year.