填空题
Reading a lot of geography books, Sandy finished her paper on time. Sandy finished her paper on time
1
a lot of geography books.
1、
【正确答案】
1、after she had read
【答案解析】
[解析] 此句将分词转换成从句。根据句意，我们可以得出答案after she had read．
提交答案
关闭