目前，地球上能供养人类的资源有限，一些资源甚至正在耗尽。例如，地球上的氧气越来越少了。因此，一些人认为人类应该花更多的时间和金钱来探索太空和宇宙的秘密。太空探索直接产生了许多卫星和其他高端产品。根据卫星返回地球的数据和天气模式，科学家可以通过分析做出准确的天气预报。探索太空是浪费时间和金钱的论点是很肤浅的。最后，应该继续进行太空探索。

Currently, there are     1     resources on the globe to     2     mankind, and some resources are even     3    . For example, there is less and less     4     on Earth.     5    , some people     6     that humans should spend more time and money exploring space and     7     of the universe. Space exploration has directly     8     many satellites and other     9     products. According to the data and weather     10     sent back to Earth by satellites, scientists can make an accurate weather forecast through     11    . The     12     that exploring space is a waste of time and money is very     13    .     14    , space exploration should be continued.

Jack was walking towards me, but my new friends raised their eyebrows and piled their backpacks on the table so that there was no space left for Jack to sit down. This awkward situation froze the air. I     1     (显得很冷漠) and lowered my head when Jack looked at me. “     2     (我真丢脸)！” I thought later，“I should have spoken up for him when he was driven away.” With strong feelings of guilt, I realized I     3     (罪魁祸首). Therefore, I went to him and made an apology. To my surprise, Jack forgave me at once and smiled.

Unfortunately, our neighbor     1     (患了重病) and     2     (成了一名残疾人), casting a shadow on his life. He     3     (被拖入一个悲伤的世界). So painful and anxious was he that the skin on his cheeks and around his eyes was beginning to wrinkle. He dragged his feet painfully downstairs every day,     4     (祈祷自己能康复). Seeing this, my children exclaimed in chorus, “He deserves our help.”

I’d like to share with you a voluntary activity which you deserves     1     (participate) in this winter vacation.

Scheduled from February 5 to 8, the activity includes some rewarding events, ranging from     2     (照顾需要帮助的残疾人), tutoring children to collecting waste in the parks. There will be more than 30 people working together, which will     3     (提供一个平台) where we can not only promote friendship and teamwork but develop our practical skills and sense of responsibility.

I am convinced     4     (我们会对社区起作用) and     5     (渴望你积极地参与) in the activity.

Our headteacher     1     (致力于他的工作) tirelessly.     2     (他渴望获得各种各样的技能，因此他经常参加一系列的活动). Even if he faced lots of setbacks, he always seemed to bounce back pretty quickly. He     3     (忙于帮助我们处理各种各样的问题). Whatever happened, he wouldn’t desert us. Our headteacher would always be the strong shield behind us.

I’m Li Hua, writing to     1     (申请记者一职).

I’m convinced I can meet your demands because of the following advantages. Firstly, I     2     (对新闻如此热情) that I’ve been sent to cover the stories happening on campus. Besides, not only can I concentrate on details to     3     (获取有用信息) but I can also     4     (处理紧急情况). Meanwhile, I can react quickly depending on what the interviewees say.

If accepted, I’d dedicate myself to     5     (work) to live up to your expectations.

We     1     (对所有新生表示热烈的欢迎) yesterday. The school exploited the chance to inform them of school rules.All the students should     2     (彼此建立和谐的关系). We were strongly opposed to evil competition. We should possess sympathy，    3     (怜悯处于困境的学生，乐意伸出援手). Our kindness and hard work would be applauded greatly. All in all, everything in the new school     4     (吸引了新生的注意力). With confident smiles coming out of the corners of their mouths，    5     (似乎美好的未来正在向他们招手).

As we all know, there are varieties of resources in the depths of the sea. However,     1     (随着时间的流逝)，some marine creatures have died out. Therefore, marine pollution has been of great global concern.

First of all,     2     (迫切需要) make people aware of the importance of protecting the ocean, because     3     (保护海洋就是保护人类，不定式作主语和表语).     4     (与此同时), we     5     (赞成政府采取有效措施) to keep the balance of nature. No matter how great the difficulty is, we will have the marine resources properly     6     (exploit) and never will we give up protecting the ocean.

    1     (当我得知我儿子和他的同学发生冲突时，我勃然大怒). So aggrieved and stunned was he that he stood rooted to the spot,    2     (泪水模糊了他的双眼). After knowing that my son was not to blame，I paced around the room guiltily.     3     (我渴望得到儿子的原谅). I headed for my son’s bedroom, knocked at the door and strode into the room，    4     (宣布我不会再像这样对待他了).