_____it is raining, we had better take a taxi.
My mom held me and my brother tight, tears of happiness ______ her face, feeling proud of our final success.
The real evidence is the least of our worries ______ we have known about it.
Everyone present certainly thinks there ______ be a total ban on cigarette advertising.
In the lecture, the professor told his students how to write an ______ of a graduate paper, expressing the main argument.
Not many of us really get to see the hard work that happens ______ the scenes to make our favorite movies come to life.