嫁接蟹爪兰采用()法。
A.芽接
B.劈接
C.靠接
D.腹接
参考答案:B
小芳坚持每天看56页课外书,照这样计算,2周小芳一共看了多少页课外书?
He insisted that hesuffer from heart trouble, but I didn’t think so.
A.should suffer
B.has suffered
C.suffers
D.was suffering