What Tom did made his mother_______.[ ]
A. be angry
B. to be angry
C. angry
D. angrily
答案:C
全校学生总数是n,其中女生占49%,则女生人数是______.
男60岁,咳嗽、咳血丝痰3个月,偶有低热,有肺结核史。X线检查:右肺下叶基底有3cm×3cm球形灶,多次找癌细胞阴性,应首先考虑诊断()
A.肺结核
B.肺脓肿
C.肺癌
D.肺炎症性假瘤
E.肺转移肿瘤