第四部分：写作（共两节，满分25分）
单词填空（满分10分）
请根据汉语提示将句子中所缺的单词补充完整。
66. She has always been __________ (围绕) with fashionable friends. 
67. In this country, more people live in ______ (海岸) areas than inland.
68. She and some ________(同事) are working on a difficult subject.
69. _______ (自然地), as a beginner, I’m not a very good driver yet.
70. It is ___________ (禁止) for anyone to smoke in this room.
71. We left on the following morning and sailed __________(向下游) through a fertile region.
72. 在不远的将来，我们将会从这项工程中获得极大的收益。
In the not _____ future, we will get _____ benefits from this project.
73. 这个地区不仅有肥沃的田野，也有陡峭的山岭。
There are not only ______ fields, but also _____ hills in this area.