When asked to explain he did to make his students so fascinated with his lessons the teacher paused and thought deeply.
There is a mountain_____the top is always covered with snow.
The reason_____the manager explained at the meeting sounds reasonable.
I like to go shopping at the weekdays,_____the shop isn’t crowded.
The Science Museum,_____we visited during a recent trip to Britain, is one of London’s touristattractions.
The expert offered us another piece of advice,_____of great help to our program.