v. перепишите и переведите предложения, обращая внимание употребление прилагательных в сравнительной и превосходной сте¬пенях. подчеркните прилагательные в пред¬ло¬же-ни¬ях и укажите степень сравнения.
1. the concrete sleepers are more reliable than the wooden crossties, and they last longer.
2. as the rail joint is the weakest part of the permanent way, it is necessary to use longer rail.
3. the efficiency of electric locomotives is 4 times higher than that of steam locomotives.
1 more reliable,longer-сравнительная степень (the comparative)
2 the weakest-превосходная(the superlative); longer-the comparative.
3 4 times higher-the comparative