问题
选择题
The students had fun on their school trip last week.
A．have a good time
B．enjoyed oneself
C．enjoyed themselves
D．had good time
答案
答案：C
have fun是玩的开心的意思，本题是过去时，故本题不选A，have a good time和enjoy oneself表示玩的开心的意思，本题的主语是学生们，故oneself用themselves，故本题选C。