tailieunhanh - LEXIS ACADEMIC VOCABULARY STUDY phần 4

Tham khảo tài liệu 'lexis academic vocabulary study phần 4', ngoại ngữ phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | UNDERSTANDING WORDS Vocabulary List Verbs accumulate base on calculate coincide consist of disregard inundate observe Nouns concept cycle inaccuracy phases recognition significance uniformity Adjectives Participles practical precise previous rhythmic spontaneous successive Adverbials eventually roughly subsequently ultimately overcome predict prompt speculate synchronize Subject-Specific Vocabulary Nouns astrologer astronomer astronomy deity leap year vernal equinox. Adjective lunar. Activity 1 Substitute a synonym in the vocabulary list for each word or group of words in parentheses. Be sure to keep the original meaning of the sentence. 1. Sun dials are not easily used for telling time because they are not exact . 2. The western calendar finally overcame errors caused by the changing stages of the moon. 3. Originally the length of a week lacked uniformity. The seven-day week was founded on need and unplanned agreement. 4. National holidays of the greatest importance are often in memory of a historical event or a great person. 5. Egyptian astronomers were responsible for the idea that the position of the sun and stars passed through annual periods . 6. Comets are celestial bodies that appear in the atmosphere at regular intervals. Sometimes their appearances happen at the same time with a natural phenomenon such as an earthquake which in the past made people theorize that the comets were bad omens. A Measurement of Time 55 Activity 2 Use words from the vocabulary list to complete the following sentences 1. Egyptian priests noticed the regularity of phases of the Nile River and its rise and fall each year. 2. One of the earliest calendars 12 months of thirty days each. 3. The Egyptians added five days to the year in order to their calendar with the solar year. 4. Babylonians also measured seasons according to cycles and used a calendar of 354 days. 5. The Romans used town criers to the confusion caused by a lack of in marking dates. 6. Julius Caesar recognized the .