query: Using "now" when talking about past events
positive_passages.docid: 28026
positive_passages.text: Can we use "Now" (not until now or until then) in past tense sentences
negative_passages.docid: 19869
negative_passages.text: Proper usage of "since" and "from" with regard to duration of time
negative_passages.docid: 121795
negative_passages.text: What is the difference between 'past' and 'present perfect;?
negative_passages.docid: 12310
negative_passages.text: When is the present perfect tense used instead of the past tense?
negative_passages.docid: 27736
negative_passages.text: Why is the present perfect used in headlines?
negative_passages.docid: 36778
negative_passages.text: future or present with when
negative_passages.docid: 49025
negative_passages.text: Can the past simple or the present perfect fit in this example with yet
negative_passages.docid: 20928
negative_passages.text: Present Perfect with the word "ago"?
negative_passages.docid: 99626
negative_passages.text: Present perfect or past simple
negative_passages.docid: 123263
negative_passages.text: "Now" vs "by now"
negative_passages.docid: 152550
negative_passages.text: present tense with past perfect?
negative_passages.docid: 156031
negative_passages.text: When a sentence includes a word like 'today' that indicates present time, can a past form of verb be used?
negative_passages.docid: 69510
negative_passages.text: Do tenses in a time clause never back-shift in reported speech?
negative_passages.docid: 92285
negative_passages.text: I asked + present/past tense
negative_passages.docid: 29547
negative_passages.text: "For the time being" vs. "for now"
negative_passages.docid: 87312
negative_passages.text: Using 'is' or 'was' when something is still true
negative_passages.docid: 98966
negative_passages.text: Is it correct to say "We start tomorrow"? Shouldn't it be "We are starting tomorrow"? (present simple vs continuous for future event)