He needs his homework this evening . [ ]
A . do
B. does
C. doing
D. to do
答案:A
上消化道出血量达到多少时可产生黑便 ()
A.5ml
B.60ml
C.30ml
D.100ml
E.200ml
公司法定公积金转增为注册资本的,验资证明应当载明留存的该项公积金不少于转增前公司注册资本的( )。
A.15%
B.25%
C.30%
D.35%