较早出现淋巴和血行转移的肺癌是()
A.腺癌
B.鳞癌
C.大细胞癌
D.小细胞癌
E.Pancoast瘤
参考答案:D
下列不是谷类加工的目的是()
A.改善感官
B.提高消化吸收
C.减少营养素的损失
D.增强口感
E.去除杂质
Look at the photo of the Smiths. _______ happy they are! [ ]
A. How
B. What
C. How a
D. What a