---I can not work out this problem.---___.A why do not you asking Mr zhang for help?B why not ask Kate for help?C How about ask Mr zhang for help?D you would better stop to do it .
问题描述：
---I can not work out this problem.---___.
A why do not you asking Mr zhang for help?
B why not ask Kate for help?
C How about ask Mr zhang for help?
D you would better stop to do it .
答
B
答
选B，其他的不符合语境.
答
b
答
选B。为什么不找Kate帮忙呢？
C的话应该是How about asking Mr zhang for help?
答
选B.
为什么错楼上好像都错了.
A是因为why don't you后面带原型
C How about about是介词,后面的动词要带ING了.
D好像不知所云~
答
你好，这句话是要寻找解决问题的方法，既然自己不能解决，为什么不向别人求助呢，B why not ask Kate for help?符合句子的语境，选择B why not ask Kate for help?