问题
选择题
She went to the supermarket and ______ what she needed, she returned home, light-hearted.
A．bought
B．having bought
C．buying
D．to have bought
答案
答案：A
考查时态。句意：她去了超级市场，买了她想要的东西，轻松地回到家。通过句意可知描述的是过去发生的动作，结合and连接两个并列谓语，可知用过去时态。所给答案有误，应该选A。