The Internet and the effect______ brought about did a lot of good to our daily life and work.
When and where to go for the on-salary holiday _____ yet.
The water will be polluted unless some measures _____.
His way of speaking suggested that he ____ very angry.
Pine trees, of which there are almost one hundred ____, are found throughout the North Temperate Zone.
The salmon dish was _______, wasn’t it?