The Browns sent lots of invitations for their party. But because of the improper time, few people _____ it.
One ought __________ for what one hasn’t done.
Luckily good things _________ here to save local wildlife.
The earth became so violent that it was not clear_________ the shape would last or not.
__________ she couldn’t understand was _________ fewer and fewer students showed interest in her lessons.
The clever boy made a hole in the wall, ________ he could see what was going on inside the building.