A. environmental
B. economic
C. political
D. social
第1题
A、weren't making
B、idn't making
C、ren't making
D、wasn't making
第2题
A、will make
B、have made
C、are making
D、have been making
第6题
A、making it shorter
B、changing a lot of the vocabulary
C、adding more detail
第8题
第10题