趣味英语。
（1）What’s the next number?
34050  53045  72040  _________
A.91035  B.8630    C.9234  D.8153
（2）How long does an elephant live?
_________ years.
A.100—90  B.80—75  C.50—40 D.30—20
（3）How many is a dozen（一打）? _________
A.20   B.12     C.10   D.8
（4）A—F stand for（代表）the number 0—5

A="_________" B="_________" C=_________
D="_________" E="_________" F=_________