I have some difficulty in finding his house. I wish I_____his address.
________ along the Silk Road led to world-wide business 2,000 years ago.
Brian talks to me like a child, _______ really annoys me.
--- Alice looks sad. Did you tell her about her brother’s accident?--- Sorry, I ________ her just before her final exams.
_______ we have planned ahead might change when we put it into practice.
I’m not satisfied with my study, so recently I ______ a talk with my teacher.