---So hard_ in the past few months that he has made great progress in English. ---I can see that, only a few mistakes _____ in this exam.
34. For a long time she couldn’t ______ the fact of her son’s death.
33. After the big earthquake, not only most houses and buildings were ______, many people also lost their lives.
32. Once he starts a job, he won’t stop ______ it’s finished.
31. An e-pal, as you have known, means a friend ______ you write e-mails.
30. He will not tell the fact ______she has gone to Beijing.