答案：D

7.单项填空

He is experienced in business__________.

A.appearance B.administration

C.suggestion D.approach

提示：句意为"他在企业管理上有经验。"appearance"出现；外表"；suggestion "建议"；approach "接近；途径；方法"。

答案：B

8.1)单项填空

(1)Weather__________,we will go to the countryside and enjoy the fresh air and sunshine.

A.permit B.to permit

C.permitted D.permitting

提示：句意为"如果天气许可的话，我们要到乡下游玩，享受新鲜空气和阳光"。weather permitting 是独立主格结构，作条件状语，相当于条件状语从句。

答案：D

(2)His parents will not__________him to marry such a gril.

A.agree B.hope C.mind D.permit

提示：句意为"他的父母不允许他和这样的女孩子结婚。"除permit 可接复合宾语外，其他三词均不可这样用。

答案：D

(3)Do you have a driver's __________?

A.permit B.permission

C.permitting D.permitted

提示：句意为"你有驾驶执照吗?"表示"执照；许可证"用permit。

答案：A

2)用permit 的适当形式填空。

(1)Time __________,we will go.

(2)She took the car without__________.

(3)Where is my work __________?

答案：(1)permitting　(2)permission　(3)permit

9.1)单项填空

I bought three__________of these.

A.dozens B.drags C.dove D.dozen

提示："我买了三打。"dozen "一打；十二个"；dozen 受数词修饰一般不用复数，只有在dozens of 中才能用复数形式。

答案：D

2)完成句子

(1)请给我来一打。

Give me__________ __________, please.

(2)我到那里去过很多次了。

I have been there__________ __________times.

(3)他们大批到达了。

They arrived __________ __________.

答案：(1)a dozen　(2)dozens of　(3)in dozens