My father _______ for London tomorrow, for there is______ an important meeting there. A. is leaving ; to be B. leave ; to be C. is going to leave ; having D. is
Only about 30 percent of people in the US know how to perform CPR (心肺复苏术). Recently, a 9-year-old boy showed a Georgia woman how to perform CPR on her newborn baby. Susanna Rohm said she h