---What are you going to do next weekend?---I _____ yet. Do you have any good ideas?

There _________ a concert on Qixing Square next Monday evening.

Zhang Liang was a cook years ago, but he______  a model over the years.

—Peter, what’s your mother doing now?—She____________in the kitchen.

I ____ back my hometown for a couple of years. I miss it a lot.