猪蛔虫是寄生在猪()内的一种线虫。
A、胆管
B、小肠
C、肺
D、胃
参考答案:B
She _________ sports every day. Her mother _________ TV every day.[ ]
A. plaies; watches
B. plays; watchs
C. plays; watches
D. play; watch
量块精度等级最低的是0级。