根据句意或中英文提示写出句中所缺单词。（共5分）
1.Sandy doesn’t go to school today bbecause ,grandparents’, exercises ,starts ,Wednesday she is ill.
2.We will have supper at my (爷爷奶奶) home.
3.Those old men and women do morning （锻炼）every day.
4.Our first lesson usually （begin）at 7:25am every day.
5. es before Thursday.
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