问题
选择题
哈尔滨市计划在近几年内将市民家用煤气改换成来自大庆市的天然气。下列关于天然气这一能源说法正确的是[ ]
A．天然气和氢能、太阳能都是新能源
B．天然气的使用不会引起温室效应
C．天然气是取之不尽的能源
D．天然气是当今世界最重要而又较洁净的气体燃料
答案
答案：D
搜题请搜索小程序“爱下问搜题”
哈尔滨市计划在近几年内将市民家用煤气改换成来自大庆市的天然气。下列关于天然气这一能源说法正确的是[ ]
A．天然气和氢能、太阳能都是新能源
B．天然气的使用不会引起温室效应
C．天然气是取之不尽的能源
D．天然气是当今世界最重要而又较洁净的气体燃料
答案：D
| 完形填空。 | ||||
| I think the best place to go on Sunday is the zoo. When you are __1__, you can go there with your family. __2__ the zoo, there are many animals: elephants, deer, __3__, rabbits and other animals. Elephants are the 4 animals on land. I __5__ there is a baby elephant in our zoo. So I want to 6 at it. Yu Xuan wants to go with me. She says, " _ 7__we go there together?" "Sure!" I say. "We can 8 a good time there. But let's _ _9__ there at half past four. I have _10__ homework to do." | ||||
|