.-How about paying a visit to Mr. Richardson, our former history teacher?-Good idea. I will e-mail him today so he ______ know ______ to expect us.
—Would you mind answering some questions on shopping habits? —________.
Whatever he does,once he sets up a goal,he will start pursuing it without ________.
As is well-known,the brain performs a very important ________,which controls the nerve system of the body.
—What do you think of the project put forward by the Blacks? —Considering its real ________,it will be well worth putting into practice,I suppose.
The two parties held the talk in a friendly ________ and reached an agreement.