______ around the cultural relics for almost an hour, we got together under a big tree for a short break.
Much of his spare time __ learning how to fix radios.
All the teacher taught at the last lesson seemed easy __.A, to be understood B. to understand C. being understood D. understanding
Had we caught your meaning, we ___ you to repeat.
The student ___ themselves in the meadow by the lake.
They started __ late and miss the early bus.