1．The sun is shining . Youd better wear sunglasses while you are out.
A. brightly B. lightly C. heavily
2．Ted was hard-working. His success made him work_____.
A. harder B. hardest
C. more quickly D. most quickly
3．She always does very well in the English exams. But she can _____understand English radio programs.
A. always B. hardly C. already D. easily
4．-- Is air the lightest thing in the world?
-- Not . Scientists from Zhejiang University have just developed the worlds lightest material.
A. nowB. yetC. thenD. again
5．Though they are far away from school, the children who live in mountains ______ go to school on foot.