assays

"The examination of the patient's symptoms took several hours. "

""The group of friends issued playful challenges to each other to see who could build the tallest sandcastle." "

"The contamination of the water supply caused many people to get sick. "

"My aunt and uncle are immigrating to Canada next month to start a new life. "

"The teacher asked for a quantitative analysis of the students' test scores, instead of just a general description of how they performed. "

"As soon as we ascertain what the situation is, we can plan how to proceed."

"The qualitative differences between the two schools were noticeable in their teaching methods. "

"The chronic back pain was a constant affliction for the elderly woman. "

"The teacher patiently explained the math problem, and the students were able to understand the steps involved. "

"Through sheer determination, we managed to escape from the tornado."

"The composition of the band's new song involved several different instruments. "

"The proportion of students who chose math as their favorite subject was quite high. "