常见的有害杂质为()的化合物。
参考答案:硫和磷
小叶旁型肺气肿主要分布在()
A.双肺上叶
B.肺内瘢痕病灶旁
C.两肺弥漫分布,以下叶为主
D.局限于胸膜下区域
E.双肺均匀分布
— Mr President, do you plan to educate your two daughters to be officials?
— To tell you the truth , 1 hope they can do whatever__________ their interests.
A.fits
B.matches
C.suits
D.needs