—Car prices have been going down sharply in the last 20 years.—It's not surprising because the law of market ________ the price of a product.
His mother kept telling him to his manners at the party.So he became impatient.
If you talk about it with me,please wait till I finish my work at hand.
—Did you arrive here this morning? —Yes,it was at nine o’clock we came here.
Our graduation party was success.We sang and danced until it came toend at ten o’clock.
I would like you to my birthday party,but I was busy and forgot to call you.