使用拐杖时,拐杖的底端应该放在侧面距离足跟()
A.5~lOcm
B.10~15cm
C.15~20cm
D.30~40cm
E.20~30cm
参考答案:C
The bridge enables people to get to the island in less than an hour. The underlined part means "_ " [ ]
A. makes it safe for
B. makes it possible for
C. makes it necessary for
D. makes it enjoyable for
通用会计核算软件比专业会计核算软件( )。
A.通用性强,开发水平高
B.维护量小,购置成本高
C.成本高,开发水平高
D.通用性差,维护量大