--- Why didn’t you ring me up when Sue arrived?---sorry, I ______ my essay that was to be handed in by noon.
Now that we’ve discussed our problem, are people happy with the decisions _________?
Everybody was touched _________ words after they heard her moving story.
One of the most important questions they had to consider was _________ of public health.
The computer was used in teaching. As a result, not only_________, but students became more interested in the lessons.
Scientists also have no idea how long it will be before all wild animals in the cages _____.