taping

"I wanted to record every detail of what happened, for the benefit of future generations."

"It’s a good thing that television doesn’t transmit smell."

"The apéritifs were particularly stimulating."

"My friend told me there was something in the box, but I didn't know what it was yet. "

"My teacher explained the new math concept, and I understood it perfectly. "

"The construction worker needed a strong adhesive to keep the tiles on the wall. "

"What is your thinking on this subject?"

"My backpack was securely fastened to the chair, so I knew my books would stay put during the presentation. "

"The teacher used the microphone to project her voice clearly to all the students in the large classroom. "

"a magnetic recorder"

"Post no bills."

"He never expected to be discovered."