根据汉语提示完成句子。
1. 那件T恤衫也许属于艾丽斯。
The T-shirt might _____ _____ Alice.
2. 我有两天没见到我的妈妈了,我非常担心她。
I _____ _____ my mother for two days. I'm very _____ about her.
3. 在星期天,必定有许多孩子在操场上踢足球。
On Sundays, there _____ _____ many children _____ football on the playground.
4. 这一定是本地区唯一的现代住宅。
It _____ be the _____ modern house in the district.
5. 他骗了我们所有的人,整个故事都是他编造的。
He cheated all of us. He _____ _____ the whole story.
6. 瓶子很可能是从桌子上掉下来。
The bottle _____ _____ from the desk.
1. belong to 2. haven't seen; worried 3. must be; playing
4. must; only 5. made up 6. probably dropped