3. They saw the kids playing in the park.(他们看见孩子们在公 园玩耍。) 4. We saw our neighbor walking his dog this morning.(今天早上 我们看见邻居在遛狗。) 5. She saw her friend talking to a stranger and became concerned. (她看到她的朋友在和陌生人说话,变得担心起来。) 这种表达方式...