注意：此页面搜索的是所有试题
题目内容
（石家庄铁道大学-大学英语III）
After a knock at the door, the child heard his mother’s voice ______ him.
A、 calling
B、 called
C、 being called
D、 to call
A、 calling
B、 called
C、 being called
D、 to call
参考答案
