Period Five　Grammar-The To infinitive and Verb­ing

感知以下课文原句，完成方框下的小题

1．Sometimes，other children say we are no fun because we are both very academic and like to study，but we like it that way.

2．I must have sounded very proud of myself after the quiz，saying how easy it was and how I was sure to get a good grade.

3．Afterwards，I pretended to be cheerful，but Hannah sensed something was wrong.

4．I begged her not to tell anyone else，and she said she would keep my secret.

5．I was shocked to find a piece of paper on my desk that said，'Stupid Sarah got a D！'

6．I was so upset that I felt like crying.

7．My best friend Matthew has stopped talking to me.

8．Then we both started shouting at each other and it turned into a horrible argument.

9．I cannot help wondering if he wants Peter to be his best friend instead of me.

10．Shouting at him just made him feel worse.

1．以上句中，句1和句3中的动词不定式作宾语；句2和句5中的动词不定式作状语；句4中的动词不定式作宾补。

2．以上句中，句6、句7、句8和句9中动名词作宾语；句10中动名词作主语。

动词不定式

　　动词不定式由"to＋动词原形"构成。这里的to是不定式标志，没有词义。不定式具有名词、形容词或副词的某些语法功能，又有动词的时态和语态的特点及作用。

　　常见的形式如下表所示(以及物动词do为例)，不及物动词没有被动语态。

　　　语态

时态　　 主动 被动 一般式 to do to be done 进行式 to be doing /