They work well together-her steadiness(稳健) acts as a(n) ___________to his clever but often impractical ideas.
The foreigner spoke_____ his interpreter could hardly catch his words.
He was_____weak_____ he couldn’t stand up.
They worked hard_____they finished their work ahead of time.
His speech made_____deep impression on the audience that they could hardly forget it.
_____everybody is here, Let’s begin our meeting.