Question

Завершите предложение соответствующей формой причастия I.

Model−−−−−:Havinggiven a promise he couldn't fail us. (дав, после того как он дал; togive - давать)

The teacher wrote some formulas on the board the laws of motion. (объясняя; toexp lain - объяснять)

Answer 1

The teacher wrote some formulas on the board having explained the laws of motion