---Can I speak to Tom, please? ---Yes. ____.
He has left his book here on _____, so that you can read it.
He has left his book here on _____, so that you can read it. 汇
The magician picked several persons from the audience and asked them to help him with the performance.
The open university was started in order to help those who _____ having a university education when they were young.
Jack almost fell off the cliff, but managed to _____ until help came.