从下面方框中选出与下列句子中划线部分意思相同或相近，并能替换划线部分的选项
| A．hard B．more than C．return D．had fun |
31．Though she is
over fifty，she looks very young．
32．We
had a good time at Mary's birthday party last night．
33．It rained
heavily this morning in the west of Chengdu．
34．They will
go back to school to visit their teachers next week．
．