[00:00.00] 1.Water is essential to the growth of crops.
[00:07.82]水是莊稼生長所必需的。
[00:15.65]2.Railways are essential to the economic prosperity of the region.
[00:24.70]鐵路對(duì)本地區(qū)經(jīng)濟(jì)繁榮很必要。
[00:33.75]3.A tape recorder is essential to a student of English.
[00:41.89]對(duì)學(xué)英語的學(xué)生來講,錄音機(jī)是必要的。
[00:50.02]4.Exercise,fresh air and sleep are all essential for health.
[00:59.32]鍛煉、新鮮空氣和睡眠都是健康所必不可少的。
[01:08.62]5.The essential purpose of a vacations is to relax.
[01:16.15]假期的根本目的是放松。
[01:23.67]6.Respect is essential in friendship.
[01:30.95]相互尊重對(duì)保持友誼很重要。
[01:38.22]7.This is the essential difference between you and me.
[01:45.93]這就是我們之間的本質(zhì)差別。
[01:53.63]8.Industrial growth is essential to the national economy.
[02:01.46]工業(yè)發(fā)展對(duì)于國民經(jīng)濟(jì)是必不可少的。