"We will learn        English words this year," the teacher said to the students.

A．one thousand three hundred and twenty-one

B．a thousand and three hundred twenty-one

C．one thousand three hundred twenty-one

D．a thousand three hundreds and twenty-one

茶树叶片分为鳞片、鱼叶、真叶三种，茶树新梢在其生长过程中一般不产生鱼叶的是（）

A.春梢

B.夏梢

C.秋梢

D.不确定