Fire has been __(71)__ to civilizations for millennia, providing heat in the cold, light in the dark
Several studies have focused on investigating health benefits of __(76)__ found in commerciallyavail
1. Only when a monkey is mature enough _______________to develop itsindependence from its mother.(A)
2. A sneeze cannot be performed voluntarily, ____________ be easily suppressed.(A) nor it can (B) it
4. ______________ your support, I would have failed.(A) If it were not for (B) Had it not been for (
7. __________ from the earth, the galaxy in the far-away heavens looks like awhirlpool.(A) To observ
8. Of all the mammals in the world, ____________ eucalyptus leaves.(A) the exclusive food of the koa
9. The extinction of dinosaurs 65 million years ago can be explained by__________ the impact theory.
10. ________ some animals can predict impending earthquakes still mystifiesbiologists.(A) How (B) No
11. ________nearly every part of the tiger has certain ‘mysterious’ curative effectsis a deeply root
13. Many parts of Australia are not fit for life __________ lack of water.(A) because it (B) is beca
14. The elephant can bring food to its mouth and even carry heavy objects________ its trunk.(A) beca
15. __________other reptiles, the lizard lacks a constant body temperature.(A) Unlike (B) Likelessly
19. Gorillas, though heavily built and extremely ferocious, usually do not attackhumans unless _____
20. Owls live mainly on small rodents and can be found __________ other speciesof birds can survive.
21. _________ is active during the night, it likes to spend the day in hollow treesand to nest there