按照干支纪年,2007年是丁亥年,2010年是()。
A.己丑年
B.庚寅年
C.辛卯年
D.辛寅年
参考答案:B
哪几种乳腺癌超声有特征性表现()
A. * * 状导管癌
B.髓样癌
C.硬癌
D.导管浸润癌
E.以上均是
Plastic bags are provided for our convenience but they have also_______ the pollution of the environment.
A.adapted to
B.turned to
C.contributed to
D.looked forwarded to