较早出现淋巴和血行转移的肺癌
A.鳞癌
B.腺癌
C.小细胞癌
D.大细胞癌
E.Pancoast'S瘤
参考答案:C
)—How does your brother study English?
—He studies English .
A.by reading the textbook
B.to read the textbook
C.with reading the textbook
D.reading the textbook
学习中有苦也有乐,但学习过程主要是一个吃苦的过程。( )