Unit 7 What's the highest mountain in the world？Ⅰ.单项填空(20分)( )1.It's our duty to ________ the earth because it is our only home.A. pollute B. protect C. provide D. offer ( )2.Jim is a new student in my class and I'm the first ________ friends with him.A．make B．to make C．making D．made( )3.The boy was so excited that he couldn't fall asleep. When I woke up, I found that he was still ________. A．awake B．asleep C．alone D．afraid( )4.—Do you know that China is one of ________ countries in the world?—Yes, I do. It's ________ than my country.A．oldest; old B．the oldest; more olderC．the oldest; much older D．oldest; older( )5.Tony always works hard. Of all the students, he did ________ in this exam.A．good B．well C．better D．best( )6.It's much ________ to have a small lovely room than a big cold one.A．good B．well C．better D．best( )7.He is a good teacher ________ he has little experience.A．even though B．so that C．because D．if( )8.________ the mountain is, ________ the air i |
