Notice that the main idea sentence may also appear in other places in the middle or at the end of a paragraph. Sometimes the main idea of a paragraph may be only implied: it is not directly stated by any one sentence in the paragraph Section b Judge by Appearance I. Language Points 1. follow one's track: be after sb eg: The hunter followed the tracks of the animal for hours 2. apart from: except for eg: Your thesis is good apart from some small mistakes 3. blow one's cover: cause one's true identity or the true nature of one's work to be revealed eg: Asking those kind of questions could blow my cover 4. out of character: unlike ones usual nature eg: Her behavior last night was quite out of character 5. turn to sb. face sb eg: After hearing my words, he turned to me angrily 6. go to great lengths: make a great deal of effort(to do sth eg: They went to great lengths to keep the affaire secret 7. validate: v prove or confirm that a claim or statement is true or correct eg: Mr Brown tried to validate his criticism make(a reason, agreement, ete )have value eg: In order to validate the agreement between yourself and your employer, you must both sign 【助记】 valid:a. having value; legally effective eg: The marriage was held to be valid (of a reason, view, etc. )having a strong firm base; that can be defended eg: Her excuse was not valid 8. virtually: ad. almost; very nearly; in every way that is really important eg: My thesis is virtually finished I've only a few changes to make in the writing 9. conceal: vt( from)hide; keep from being seen or knownNotice that the main idea sentence may also appear in other places: in the middle or at the end of a paragraph. Sometimes the main idea of a paragraph may be only implied: it is not directly stated by any one sentence in the paragraph. Section B Judge by Appearance I. Language Points 1. follow one’s track：be after sb. eg: The hunter followed the tracks of the animal for hours. 2. apart from: except for eg: Your thesis is good apart from some small mistakes. 3. blow one’s cover: cause one’s true identity or the true nature of one’s work to be revealed. eg: Asking those kind of questions could blow my cover. 4. out of character: unlike one’s usual nature eg: Her behavior last night was quite out of character. 5. turn to sb.: face sb. eg: After hearing my words, he turned to me angrily. 6. go to great lengths: make a great deal of effort (to do sth.) eg: They went to great lengths to keep the affaire secret. 7. validate: v. prove or confirm that a claim or statement is true or correct; eg: Mr. Brown tried to validate his criticism. make (a reason, agreement, etc.) have value eg: In order to validate the agreement between yourself and your employer, you must both sign it. 【助记】valid: a. having value; legally effective eg: The marriage was held to be valid. (of a reason, view, etc.) having a strong firm base; that can be defended eg: Her excuse was not valid. 8. virtually: ad. almost; very nearly; in every way that is really important eg: My thesis is virtually finished; I’ve only a few changes to make in the writing. 9. conceal: vt. ( from ) hide; keep from being seen or known