When and where this took place still unknown.　　

At that moment came a _____ noise, leaving people _____.

In my opinion, what he told us just now about the affair simply doesn’t make any _______.

I’m going to visit my aunt this evening. She was verykind to us when we were at her home last time. Remember— Of course I do. __________.

The following are some popular websites________people can sell goods to each other.