--Where did you ______ our English teacher? --It was in the supermarket ______ I bought moon cakes.
There is no simple answer, _____ is often the case in science.
It's good to knowthe dogs will be well cared for while we're away.
I stopped the car ____ a short break as I was feeling tired.
_________I have to give a speech, I get extremely nervous before I start.
— Oh no! We’re too late. The train _______. — That’s Ok. We’ll catch the next train to London.