Question

【题目】We have been studying English .

A. since two years B. since two years ago

C. for two years ago. D. for two years before

Answer 1

【答案】B

【解析】

试题分析：句意为：两年前我们就在学习英语。since+时间点或since+时间段+ago，for+时间段。结合选项可知应选B。