单元练习测试题(二)一、 翻译下列词组:1 困扰我 ____________________ 2 生活在地球还是火星上________3 很安全 ____________________ 4 因住在那儿患病 _____________5 让机器人为我们做所有的家作 ________________________6 你所有地球上的朋友 ____________________________二、训练Fill in the blanks without referring to the book.S: Would you like to live on Mars, Daniel? D: I’m not sure. It ___________ me.S: Why? It’s very _______. People have already been to the moon.D: Yes, but we c..