在北美独立战争中,领导人民取得民族独立,并当选为美国第一任总统的是[ ]
A.杰斐逊
B.华盛顿
C.托马斯·潘恩
D.康华列
答案:B
Nobody but doctors and those _______ by Dr Smith ______ to enter the patient’s room.
A.invited; is allowed
B.invited; are allowed
C.being invited; is allowed
D.being invited; are allowed
对帕金森病有效的抗病毒药是()
A.阿昔洛韦
B.利巴韦林
C.金刚烷胺
D.碘苷
E.阿糖腺苷