第1题:
A.After the cell-phone ban is ended, students can use their phones during class
B.The cell-phone ban is equally enforced in all public schools
C.A phone-storage industry has appeared outside the 88 metal-detector campuses
第2题:
第3题:
What is the purpose of the author in writing this passage?
A. Legs become weaker~
B. Modern means of transportation make the world a small place..
C. There is no need to use eyes.
D. The best way to travel is on foot.
第4题:
第5题:
第6题:
It took ______ for the world to increase its population from 1 billion to 4 billion.
A) 100 years
B) 145 years
C) 1975 years
D) Over two million years
第7题:
第8题:
A. any buildings
B. any other buildings
C. all the buildings
D. all of buildings
第9题:
第10题: