Unit 4 Integrated skills 课时检测 一、根据句意,从方框中选用适当的短语,并用其正确形式完成句子 be afraid of, get ill, start with, be different from, do harm to 1. Our party _________________a sweet song. 2. It’s so cold outside. Wear more clothes, or you________________. 3. I ________________snakes when I was young. 4. Birds won’t ___________________humans. 5. British English _______________________American English. 二、根据汉语,完成下列句子 1、节目是以一个讨论开始的。 __________________________________________________________ 2、使用机器人替我们做所有的作业真是太棒了。 __________________________________________________________ 3、百分之五十的学生愿意从地球上搬走并在火星上生活。 __________________________________________________________ 4、我们担心外星人会伤害我们。 ___________________________________________________________ 5、他们不确定在另一个星球上生活是否安全。 ___________________________________________________________ 三、阅读理解 The journey to the moon has been the first step towards future exploration(探险)space. The distance between the moon and the earth is very short indeed when compared the distances between earth and the other planets. Mars, the nearest planet to Earth is millions of miles away! Traveling to the planets will be man's next aim. Such travels will be more challenging(挑战) than the trip to the moon and certainly more adventurous(冒险). Recently, two American spaceships, Vikings 1 and 2, landed on Mars trying to discover whether that planet has any life on it. So far the