It was Alice and her friends who helped the homeless old woman,______?

________some English-learning websites if you are free, and you will learn a lot about how to study English.

Uncle Li______ does sports, so he is very strong and healthy.

The picture shows us _______ in Nanjing in the past.

What a terrible earthquake!—Yes. It came at about 6.30 this morning. I ________ to the bus stop at that time.