1/ Role-play is very (help) in teaching and learning English. 2/ A basic understanding of the computer is (necessity) for this job. 3/ We live in an age of rapid (technology) advance. 4/ This ticket permits you to travel any where, without (restrict). 5/ Your printer must be (connect) to the computer. 6/ Her office is (locate) in the central area. 7/ The shop-assistant (help) showed me some different kinds of computers. 8/ The tour guide showed us our (locate) on the map. 9/ The laptop is a (necessary) for his career as a reporter. 10/ Do you have any problems with your Internet (connect)? 11/ Many teachers are (skeptic) about the new teaching method. 12/ We need a computer (technology) to repair our computer system.