注意：

1). 所写内容必须有如下介绍：

Wang Lin是个比我外向的人，他对我很友善，给了我很多帮助。

Wang Lin比我矮，但很喜欢运动，我们现在每周在一起打两次篮球。

我比Wang Lin聪明一点，但Wang Lin比我用功很多。每次考试，我们都能取得好成绩。

2). 开头部分已写好，你只需接着写，内容可以适当补充。

3). 提示词： be friendly to;  in the examination;  get good grades.

3). 词数：70词左右。

Dear grandma,

Yours ,

Jeff

水果放在密封地窖中，可以保存较长时间，地窖中影响水果代谢的原因是(　　)

    What will our world be like in 2050? A group of experts has made____(they) predictions about our life.

    It is____(believe) that we will have “clever”cars by 2050. We won't have so many accidents b____they will probably be able to communicate with each other. Cars will slow down by themselves or stop in____(danger) situations.

    What's more we will never d____! Our brains will be put onto computers and we can live forever. The computers of____future won't look like machine. They'll look like____

    By 2050 there will be less____ (pollute). The factories will be ____(build)on the moon and other planets. We will be able to spend holidays on Mars and be back ____ spaceship in just a few days.