How old were you when you ________ to school? [ ]
A. go
B. are going
C. went
D. goes
C
复苏期表现眩晕嗜睡,胸闷恶心。方用。()
A.苏气汤
B.复苏汤
C.镇肝熄风汤合吴茱萸汤
D.紫雪丹
E.苏合香丸
用pH试纸测试酸奶的pH值时,如果将试纸先用蒸馏水润湿,再把酸奶滴到试纸上,测得的结果与实际pH比较应( )
A.偏低
B.偏高
C.相等
D.无法比较