他们那时正在购物。Theyatthattime．-优题课

他们那时正在购物。
They________ ________at that time．

科目英语题型翻译难度中等

It's our duty to protect the 　　（环境）．

Tony usually practises playing 　　（音乐的） instruments after clas．

The post office is 　　（在…的对面） the station．

Miss Li has 　　（教） us English for 3years． She is very kind to us．

Mr． Miller is a very 　　（幽默的） teacher． His classes are very interesting．