According to Charles Keeling, the amount of carbon dioxide ________ sharply and steadily over the forty years between 1957 and 1997.
After that, she knew she could __________ any difficulties by doing what she could to the best of her ability.
The new movie __________ to be one of the biggest money-makers of all time.
None of us had expected the middle-aged engineer died __________ his design uncompleted.
Always read the __________ on the bottle carefully and take the right amount of medicine.
The mayor often says that providing children with __________ to the useful information is of great importance.