The woman does some cleaning every day, because she wants to keep the house_____________.
The food in the small restaurant smells good, but I don’t know how it ________.
They will lose the game ______they try their best.
—Do you still remember where we first met?—Sure , just in the library. And it ______at that time.
It’s ____for us students to make a plan for studying before the beginning of the new term.
May I have a talk with you , sir ? I have ______important to tell you.