4．Mary bought a flat close_to her office.

　　5．She set_off on a trip across Europe.

　　6．I can do nothing except_for swimming in such hot days.

　　7．He wants to know who has taken_away his dictionary.

　　8．Doing exercise in_the_open_air is good for your health.

　　Ⅲ.用适当的介词、副词等填空

　　1．At last he came up with an idea to save all his fellow men.

　　2．Shackleton and his men watched the Endurance sank into the icy sea.

　　3．He was forced to do this job.

　　4．It was Elephant Island - a large rock with nothing growing on it but much better than a floating piece of ice.

　　5．Unfortunately he landed on the wrong side of the island.

　　6．We can't make the decision in the absence of the manager.

　　7．We must discourage him from doing such silly things.

　　8．Go out with friends who can help you in case of trouble.

　　9．Be careful to leave nothing but footprints.

　　10．He doesn't look like the same person after his illness.

　　Ⅳ.句型转换

　　1．If it rains tomorrow we'll have to delay our departure.

　　In_case it rains tomorrow we'll have to delay our departure.

　　2．He leads a life without any worry.

　　He leads a life free_from any worry.

　　3．He was the first man that has come to the meeting.

　　He was the first man to_come to the meeting.

　　4．After sailing for about two days they finally saw an island.

　　After they sailed for about two days an island finally came_into_sight.

　　5．Only a few natives live in that isolated village.

　　That isolated village is inhabited_by only a few natives.

　　Ⅴ.阅读理解

　　A

The Arctic is a polar region. It surrounds the North Pole.