_____________ are some desks and chairs in our classroom. [ ]
A. Has
B. There
C. Have
答案:B
确诊前列腺癌最可靠的方法是
A.直肠指检
B.穿刺活检
C.MRI
D.核素扫描
E.CT
促进健康行为包括()。
A.戒除不良嗜好
B.C型行为模式
C.预警行为
D.基本健康行为
E.讳疾忌医