With metal tools, the Mayans were able to build high temples and made various works of art.
查看答案
After Rena's feelings got hurt, what did Joe do？
A. He asked Beth what he should do.
B. He mailed her and said sorry.
C. He emailed aunt Aggie for help.
The new findings obtained proved that it was wrong to believe that Mayan cities were only
A. Y
B. N
C. NG
【C10】
A. explained
B. explaining
C. explain
The word "overtake" in the text means
A. 超过
B. 落后
C. 遇见
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