—Darlin, shall we change our mattress(床垫) for a better one, the price of which is a twice more, OK?—All right. I get a headache when it comes to figures.
Some students didn’t get a brief summary ________ in their essays.
In America, turkey is served as the main course on special ________.
Many problems concerning the improvement of our school remain ________.
Knowing their son failed in the exam, the parents stood there, ________.
Everyone was silent as the organizer ________ the result of the speech competition.