句子转换 (每空一分，共10分)
Anna had lunch at school yesterday.（一般疑问句）
________ Anna _______ lunch at school yesterday?
Tom did his homework last night.（改为否定句）
Tom ______ _______ his homework last night
The food was very good in the restaurant. （对划线提问）
______ ______ the food in the restaurant?
They played volleyball on the beach yesterday.（对划线提问）
______ did they_______  volleyball yesterday?
Mary is smart. Linda is smarter. (合并为一句)
Linda is ______ _____ Mary.