Mary is a humorous and warm-hearted woman and that is   she is a most popular person in her community．

    volleyball is her main focus, she’s also great at basketball.

_______ is known to us, the dragon stands for China ______the bear symbolizes Russia.

Fortunately, someone who happened to be passing by called the fire department
________the fire broke out.

       hard she tried, she couldn't control her feelings when she was told her baby had been found．

It is a difficult problem for high school students      they can properly use the Internet．

Children of this age should be reminded of________ to do in public places.

I’m glad you’ve made great progress so far. Keep it up______ you must be successful.

We were playing near the lake______ the storm started.

… Will you go to the meeting for their discussion?
…  No, ______ invited. I don’t feel like getting involved in their business.