She was shaking with chills and sweating, both at the same time.

Something that is vibrating may shake at the same time.

Then came the move that shook the foundations of Greek football at the time.

The man seating people smiled and shook his head at the same time.

She kept coughing but shook her head at the same time.

Jack wanted to hold her and shake her at the same time.

Then, looking grim, she would shake her head and the stick at the same time.

I threw a thought of thanks to the spirits again, shaking my head at the same time.

Her friend said: "She started speaking and shaking about at the same time.

Then we shook our heads, both at the same time.