从句数量偏少,且文中有几处句子错误;文章词汇使用多样性不足,且单词拼写错误较多;层次不清晰,几乎没有使用衔接词;可以适当增加副词的使用。
On November 20, 1999, China's first unmanned experimental spacecraft "shenzhou" spacecraft in jiuquan, 21 hours in central Inner Mongolia recovery after a successful landing, the successful completion of the "virgin". The flight success for China's manned spacecraft god laying a very solid foundation. In 2003, "shenzhou v" carrying the first Chinese astronaut Yang liwei into space. In 2008, "shenzhou seven" carrying three astronauts into space, zhai zhigang completed extravehicular walk for the first time. Shenzhou 1 November 20, 1999 the first test flight, successful implementation between heaven and earth. The shenzhou ii January 09, 2001 the first ship ZhengYang unmanned spacecraft. The main purpose of the flight test is from launch to run each system in engineering, return, to keep track the whole process of evaluation, test the technology side ?