21.To write your report, you may refer to books 19th century Englist literature.
A.from B.in C.about D.at
22.- Has Tom already finished his new story?
- I Have no idea. He it last month.
A.had written B.was writing C.would write D.wrote
23.You look so tired. You have stayed up late again.
A.should B.can C.may D