下列各句中，表达得体的一项是（ ）

I’m really shy and I just don’t enjoy parties.I don’t know anyone there

Mr. Lee, who asa guide for over 10 years, is now a manager in a big travel agency.

Was the suspect pronounced guilty—Yes，the new evidence ________ the first witness’ story.

My sister was writing an e-mail _______ I was watching TV at this time yesterday.