班氏丝虫常寄生于()
A.浅部淋巴系统
B.深部淋巴系统
C.肝脏
D.肾脏
E.以上都可以
参考答案:A, B
When I got up, I found parents were preparing breakfast for me.
The Changjiang River is about 6,300 kilometers ______. [ ]
A. wide
B. tall
C. long
D. high