The young lady from Australia has a gift for creatingan atmosphere for her students _________ allows them to communicate freely witheach other.

Be careful when you cross this busy street. ________, you may get run over by a car.

________ do you have dinner with your family at restaurants——Hardly ever.

Mary didn’t attend the lecture, did she? — Yes, she ________.

The city is well known for its education of good quality, however, its standards of education have __in recent years .