Seeing the _____ dog, the little boy stood there with a _____ expression on his face.

Keep trying; it will help you ______ your dream of becoming a doctor.

下列词语中加点字的读音，完全正确的一组是

下列各句中加点成语的使用，正确的一项是

Whenever I met her，________ was fairly often, she greeted me with a sweet smile.