The person who is _______ of the factory _______ ill since last week.
Sometimes_________good knowledge of_________ first aid may mean the difference between life and death.
-- I will take part in the English lecture competition next week. -- ________.
. The glass doors have taken the place of the wooden ones at the entrance, ________ in the natural light during the day.
. The latest job report gave a mixed picture of employment in the US, leaving investors without any clear sign ________ the economy is improving.
Every child is ________, with their own needs, preferences and talents.