13.__ is known to the world, Mark Twain was a great American writer.

• A、As 

• B、 Once

• C、That

• D、It

Ⅵ. Writing ( 25 points)

Directions:For this part, you are supposed to write an essay in English in 100 - 120 words based on the following information. Remember to write it clearly.

61．你(Li Yuan)組織同學(xué)進(jìn)行了一次燒烤野餐(barbecue)。請(qǐng)給你的英國(guó)朋友Tim寫一封電子郵件，內(nèi)容包括：

  ·野餐前的準(zhǔn)備；

  ·野餐過程；

  ·印象最深刻的人或事。

38.What does the underlined word "case" in Paragraph 3 refer to?

• A、Container.

• B、Evidence.

• C、Problem.

• D、Product.