What's the difference between the use of past participles as postpositive attributives and passive voice! A:What are on show in the museum B: Some pictures (draw / were draw) by the Africans
Some pictures drawn by the Africans are on the show.drawn By the Africans is used to modify some pictures. If we add were, two verbs will appear, which is obviously wrong
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- 12. Ten English questions in the present continuous tense Please change the following verbs to the correct form of the present progressive (note that sometimes it's the third person singular) 1. The phone ____ . Please answer it. (ring) 2. Look! Your baby _____ . (smile) 3. Listen! Somebody ____ in the next room. (sing) 4. Mr Smith _____ a book now. (read) 5. The Smiths ______ TV now. (watch) 6. Joyce and Joseph _____ a car now. (push) 7. A girl and her friends ____ tea at the moment. (drink) 8. Slow the car down. You ____ too fast. (drive) 9. We ____ to plan our holiday now. (begin) 10. The woman ____ a novel these days. (write)
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- 19. Given that a, B and X are positive numbers, LG (AX) LG (BX) + 1 = 0, the range of a / B is obtained? LG (BX) LG (AX) + 1 = 0, and a, B, X are positive numbers Then (LGA + lgx) (LGB + lgx) + 1 = 0 (lgx)^2+(lga+lgb)lgx+1+lgalgb=0 This equation has a solution So (LGA + LGB) ^ 2-4lgalgb-4 ≥ 0 (lga)^2+2lgalhb+(lgb)^2-4lgalgb-4≥0 (lga-lgb)^2≥4 LGA LGB ≥ 2 or LGA LGB ≤ - 2 LG (a-b) ≥ 2 or LGA / b ≤ - 2 So a / b ≥ 100 or 0
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