6．of　lack作名词时，有词组(the) lack of sth.表示缺乏某物。

　　7．more　根据前后语境，尤其是"and fewer people"可知这里需要用many的比较级形式，强调过去和现在情况的对比。

　　8．is　此处所述是一般情况，动名词短语作主语，后面动词用单数形式。

　　9．the　前一句已经提到了这本书，此处为第二次提到，故用定冠词the，表示特指。

　　10．influencing　look forward to意为"盼望"，to为介词，用动词­ing形式。

　　Ⅱ.短文改错

　　(2018·石家庄高三质检)Recently, a famous basketball player has caused public angry by writing on the Great Wall. In the fact, this happens in many place of interest. I had some suggestions to solve this problem.

　　First, make more posters to inform the public the damage of graffiti (涂鸦). Besides, punishments, such as a fine, is necessary to tourists with so bad behavior. Also, I think it's helpfully to put up some boards along the tourist attractions that tourists can leave messages.

　　I'm sure with our efforts, more and more people will become concerning about protecting cultural relics.

　　答案：第一句：angry→anger

　　第二句：去掉the; place→places

　　第三句：had→have

　　第四句：public后加of/about

　　第五句：is→are; so→such

　　第六句：helpfully→helpful; that→where

　　第七句：concerning→concerned

　　Ⅲ.书面表达

　　假定你是李华，正在"山水甲天下"的桂林旅游，这里山青水秀，景色宜人。请你发一封电子邮件将你的经历告诉你在上海学习汉语的外国朋友Tom，内容包括：

　　1．写信目的；

　　2．旅游经历；

　　3．建议他去桂林旅游。

　　注意：1.词数100左右；

　　2．可以适当增加细节，以使行文连贯；

　　3．开头和结尾已给出，不计入总词数。

参考词汇：梯田terrace　山歌folk song