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From the ________ shown in the dead body, he ________to death by a certain poisonous chemical, but I can’t tell exactly which.

________ confidence in yourself is the biggest barrier _______ greater progress in your work.

I am afraid that your request to speak at the ceremony is not quite _______, because we have already had everybody _______ ______.

 We all felt puzzled by the ______ answer he gave.

 Among so many scientists in this field, he ______ and achieved great success.

 His suggestion that a new teaching method ______ to arouse students’ interest in study is necessary.

 Jimson found the map of great value when ______ Beijing.

 The trick of the swindler(騙子) ______, the old man avoided being cheated.

 You ______ further into this matter. If so, you ______ know who did it now.

 — You all look very excited.

— Yeah. Not only ______ to hear the news but also we will hold a celebration.