题型:问答题 刘丽同学不小心被狗咬破了手指,母亲立即带她到防疫站注射了药物.你认为运用的生物学原理和注射的药物分别是( )A.特异性免疫,抗体B.非特异性免疫,抗体C.特异性免疫,抗原D.非特异性免疫,抗原 查看答案
题型:问答题 He is looking for another job because he feels that nothing he does ______ his boss.[ ] A. serves B. promises C. satisfies D. supports 查看答案