2.The old lady ran looking for her pet dog. A.once in a while B.now and then C.here and there D.from time to time Key:C 3.Traditional Chinese medicine can miracles in some patients. A.perform B.function C.behave D.commend Key:A2. The old lady ran _____ looking for her pet dog. A. once in a while B. now and then C. here and there D. from time to time Key: C 3. Traditional Chinese medicine can _____ miracles in some patients. A. perform B. function C. behave D. commend Key: A