How ____ you feel now? [ ]
A. do
B. are
C. does
答案:A
对急性肝损伤预后最具预测价值的指标是()
A.凝血酶原时间
B.活化部分凝血活酶时间
C.凝血酶时间
D.天冬氨酸氨基转移酶
E.丙氨酸氨基转移酶
Paul and my brother like sports, ?[ ]
A. aren’t they
B. isn’t he
C. don’t they
D. doesn’t he