______how others react to the book you have just read creates an added pleasure.
34、It must have rained last night, ___________?
33. It is surprising that he_______have been such foolish, he never made such a mistake.
32. -Kate, what is wrong with your pen again? There is not enough time.-The ink_____come out.
31. They arrived at a farmhouse, in front of ___________sat a small boy.
30. It looks ______ you are ill. You should go to see the doctor.