在句中作状语。

　　3．Since he arrived in Beijing, he has adjusted to eat the northern food gradually.

　　______________________________________________________

　　答案：eat→eating　该词组中的to为介词，故后接名词或动名词。adjust to (doing) sth. "适应(做)某事"。

　　4．The question that many students are puzzled about is how improve their oral English.

　　______________________________________________________

　　答案：how后加to　"特殊疑问词＋to do不定式短语"在该句中作表语。

　　5．Charlie chaplin is acknowledged of one of the most outstanding comedians in the history of cinema.

　　______________________________________________________

　　答案：第一个of→as　be acknowledged as ... "被公认为/被认为是......"。

　　Ⅲ.语法填空

　　Being a teenager is a very important time in a person's life. "Why？" you may ask. Well, __1__ it's the important time of preparation for adulthood.

　　Don't get me wrong. Being a teen is hard and __2__ (annoy). It's a time that adults look upon with__3__ (embarrass) and annoyance. However, it's a time to figure out your talents, __4__ you like and your view in life. A very popular trend is to "be who you are"， __5__ is great, but I like to take it further and say, "be the best you, you can be" .

　　The teenage years are not the same for everyone. We each have our own situations, personalities, and way __6__ living a life. Those things shape us for the future. What I said is true. The majority of the human lifespan __7__ (spend) as an adult, so I might as well make sure that time is great. That is why being a teen is __8__ important role in society. We have the power to __9__ (potential) control the future.

　　Being a teenager is awesome. Don't take __10__ for granted; instead, use this time to be the best you, you can be.

　　1．________ 　2.________ 　3.________ 　4.________ 　

　　5.________ 　6.________ 　7.________ 　8.________ 　

　　9.________ 　10.________

　　篇章导读：本文是一篇说明文，介绍了青少年时期在人们一生中的重要性，并说明了青少年时期对于每个人都不尽相同，抓住这个时间成为最好的自己对于成年有重要意义。

　　1．because 考查连词。根据上文的"'Why？'you may ask."可知，此处是回答这个问题的，故用because来引导原因状语从句。

　　2．annoying 考查词性转换。此处and连接两个并列的形容词作表语，且描述的是"Being a teen"的状况，故填annoying，意为"令人烦恼的"。

3．embarrassment 考查词性转换。根据下文的"and annoyance"可知，该空填名