A.newB.specialC.commonD.interesting
A. new
B. special
C. common
D. interesting
查看答案
【B7】
A. help
B. teacher
C. environment
D. hint
A.takeB.tryC.formD.allow
A. take
B. try
C. form
D. allow
【B6】
A. doubts
B. believes
C. realizes
D. criticizes
【B8】
A. quite essential
B. very importrant
C. not necessary
D. only secondary