12. Computers and other electronic equipment become obsolete in just a few years, ______customers wi
13. With a team ___ 17 Omnis and 10 Westerners, our ship Sohar departs Muscat on November 23.(A) com
14. Paintings of Egyptians ___ over 4,000 years show both men and women painting their nails andwear
15. In recent years in many industrialized nations, tattooing, henna body art, and, to a lesser degr
16. It is no doubt a fact that _____ form of energy.(A) electricity is the most useful(B) electricit
17. In ___ of the perfect beach, travel writer Stanley Stewart heads to brazil, where he discoversso
18. _____ flying, a bat emits a rapid series of ultrasonic signals, which bounce off any object in i
19. The tips of some undersea mountains _____ islands in the middle of the ocean.(A) forming (B) for