divalent

"The suspect readily answered all questions the police officers asked him."

"Clouds were forming interesting shapes in the sky. "

"The meaning of the teacher's hand gesture was clear: "Pay attention." "

"The influenza virus spread quickly through the school, causing many students to miss class. "

"My son received the measles vaccine to protect him from getting the illness. "

"It is hard work to swim against the current."

"My family has a different ideal for my future than I do. "

"The scientist used magnesium for the demonstration in the science lab. "

"The doctor prescribed a new valence to treat the common cold virus, which was effective against several strains. "

"Condoms are designed to protect against sexually-transmitted diseases."

"Letters are the elements of written language."

""During the war, the refugees lived in guarded compounds for their safety." "