the chair is very comfortable to sit on该句中的不定式与主语有动宾关系，因此必须是及物动词，不及物动词则该加上适当的介词。

动词的分类：行为/实义动词、及物与不及物动词、瞬时与持续动词、状态与动作动词、 助动词、情态动词与连系动词

1. There is someone knocking at/on the door. Who ________ it be?

  A) may            B) will            C) can          D) must

假如你是李明，你班同学获悉江苏省委、省政府提出“高中学生在校集中学习时间不得超过八小时”的要求后，对如何支配由此增加的校外时间展开了讨论。请你根据下列表格所示内容，用英文写一封电子邮件，向你的英国朋友John介绍相关情况。

注意：1．对所给要点，不要简单翻译，要有适当发挥；

          2．词数150。电子邮件中已写好了的部分，不计入词数。

Dear John,

I am writing to tell you about the discussion we have had recently about how to spend time outside school efficiently since the authority of Jiangsu has required that senior middle school students shouldn’t spend more than 8 hours a day studying at school.

____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

That’s all about the discussion.

Bye for now!

Yours sincerely,

Li Ming

假如你是李明，你班同学获悉江苏省委、省政府提出“高中学生在校集中学习时间不得超过八小时”的要求后，对如何支配由此增加的校外时间展开了讨论。请你根据下列表格所示内容，用英文写一封电子邮件，向你的英国朋友John介绍相关情况。

注意：1．对所给要点，不要简单翻译，要有适当发挥；

          2．词数150。电子邮件中已写好了的部分，不计入词数。

Dear John,

I am writing to tell you about the discussion we have had recently about how to spend time outside school efficiently since the authority of Jiangsu has required that senior middle school students shouldn’t spend more than 8 hours a day studying at school.

____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

That’s all about the discussion.

Bye for now!

Yours sincerely,

Li Ming