The students ( )(do) their exercise busily when Miss Smith went to check the homework she had assig接上ed yesterday.2.I hear Jane has gone to the Holly Island for her holiday.Oh,how nice!Do you know when she ( )(leave)?
问题描述：
The students ( )(do) their exercise busily when Miss Smith went to check the homework she had assig
接上ed yesterday.
2.I hear Jane has gone to the Holly Island for her holiday.
Oh,how nice!Do you know when she ( )(leave)?
答
were doing
left