问题补充:
--- Can you tell me how to improve my English?
--- Do more speaking, I think , you will be good at spoken English.
A. or
B. for
C. and
D. until
答案:
A. or
B. for
(答案→)C. and
D. until
解析:这是祈使句+ and+将来时的句子,相当于if+从句,主句的结构。句意:--你能告诉我如何提高我的英语吗?--我认为多说,你将会擅长说口头英语的。