下列几项中，不属于低分化乳腺癌的病理类型的是（）。
A.硬癌
B.髓样癌
C.浸润性癌
D.胶样癌
E.腺癌
参考答案：C
When changing lanes, a driver should use his turning signal to let other drivers know ___.
A．whichever lane he is entering
B．which lane he is entering
C．whichever lane is he entering
D．which lane is he entering
买入并持有策略下的投资组合依据短期投资市场的变化而变化。 （ ）
