Synonym: adopt, believe, presume, put on, suppose, suspect, think, understand. Antonym: conclude. Similar words: assumption, resume, consume, consumer, assure, issue, tissue, dress up. Meaning: [ə'sjuːm] 
v. 1. take to be the case or to be true; accept without verification or proof 2. take on titles, offices, duties, responsibilities 3. take on a certain form, attribute, or aspect 4. take on as one's own the expenses or debts of another person 5. occupy or take on 6. seize and take control without authority and possibly with force; take as one's right or possession 7. make a pretence of 8. take up someone's soul into heaven 9. put clothing on one's body.
v. 1. take to be the case or to be true; accept without verification or proof 2. take on titles, offices, duties, responsibilities 3. take on a certain form, attribute, or aspect 4. take on as one's own the expenses or debts of another person 5. occupy or take on 6. seize and take control without authority and possibly with force; take as one's right or possession 7. make a pretence of 8. take up someone's soul into heaven 9. put clothing on one's body. 
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31. We must assume that the spy kept the negatives.
32. Putting two and two together, I assume that this was the car he used.
33. Mr Cross will assume the role of Chief Executive with a team of four directors.
34. Friends will see you are putting on a brave face and might assume you've got over your grief.
35. You cannot assume that a speaker of English is ipso facto qualified to teach English.
36. Let's assume he knows, for the purposes of our argument.
37. We must assume him to be innocent until he is proved guilty.
38. We assume that competent doctors emerge at the end of an obstacle course of traditional examinations based on facts.
39. Whoever they appoint will assume responsibility for all financial matters.
40. It is illogical to assume you can do the work of three people.
41. Seeing as Mr Moreton is a doctor, I would assume he has a modicum of intelligence.
42. I think we can safely assume that she will pass the exam.
43. It is wrong to assume that technological advance brings a higher quality of life.
44. Let's assume for a moment that I am a litigant in your court.
45. I think we can safely assume that this situation will continue.
46. I assume you always get up at the same time.
47. Young people assume that if you are in a steady relationship,(sentencedict.com) you don't have to worry about HIV.
48. I think we can safely assume that interest rates will go up again soon.
49. It seems reasonable to assume that the book was written around 70 AD.
50. Let us assume for a moment that we could indeed fire her. Should we?
51. It's all too easy to assume that people know what they are doing.
52. Let's assume the company makes ten pence profit on every widget they sell.
53. Civilians assume, wrongly, that everything in the military runs smoothly.
54. It would be rash to assume that everyone will agree with you on this.
55. It's very conceited of you to assume that your work is always the best.
56. It would be wrong to assume that rich countries will always be able to insulate themselves with drugs against the ravages of new diseases.
57. When it got to midnight and Paul was still not back(Sentencedict), I began to assume the worst .
58. It would be a mistake to assume we've heard the last of this issue.
59. It's safe to assume there will always be a demand for new software.
60. Let's assume, for the sake of argument, that inflation will remain at 5% per year for two years.