第1个回答 2012-10-31
I`m too nervous that I didn`t konw what to say.
第2个回答 2012-10-31
I just so strain that I don't konw what to say.
第3个回答 2012-10-31
I was so nervous just now that I didn't know what to say.
第4个回答 2012-10-31
I was so nervous that I didn't know what to say.
第5个回答 2012-10-31
I am too nervous to know what to say at the moment.