It’s two years since they each other and they are going to get married next month. A. we

问题补充：

It’s two years since they each other， and they are going to get married next month.

A. were in love with

B. fell into love with

C. have loved

D. fell in love with

答案：

A. were in love with

B. fell into love with

C. have loved

(答案→)D. fell in love with

解析：考查短语。A. 与……相爱 B.和……坠入爱河 C. 已经爱上 D爱上。句意：自从他们爱上彼此以来有两年了，下个月他们准备结婚。选项AB描述的过去的状态，选项C表示已经完成的动作。结合语境可知从句中强调是瞬间动作，故选D。