Module 1 Unit 1How long is the Great Wall?提高练习一、根据提示补全句子。1. He ______(沿着…走)the Great Wall today.[来源:Z&xx&k.Com]2. There are _____ (多于) sixty students in my class.3. The tower is too high. We _______ (不可能) climb it.4. _____(我们所有人) like our teacher.5. Please ____...