牛、羊的结节虫是指()
A.捻转血矛线虫
B.食道口线虫
C.仰口线虫
D.网尾线虫
E.台湾鸟蛇线虫
参考答案:B
—Is that a book on painting? If so, I want to borrow .
—Yes, it is.
A.this
B.it
C.one
D.the one