To find the perimeter of any quadrilateral, we add the four sides.What does "perimeter" mean?
A. circumscription
B. circumference
C. diagonal
D. periphery
查看答案
He flatly contradicted her assertion that he was too lazy to mow the lawn.
A. agreed
B. corroborated
C. blamed
D. denied
根据汉语释义选择英文单词:天文学家
A. astronaut
B. astronomer
根据汉语释义选择英文单词:天文学
A. astronomy
B. astrology
根据汉语释义选择英文单词:同色的
A. homochromous
B. heterochromous