Some of this heat near the earth's surface _________ make electricity.
| A．is used for | B．is used to |
| C．gets used to | D．used to |
高三英语单项填空简单题
Some of this heat near the earth's surface _________ make electricity.
| A．is used for | B．is used to |
| C．gets used to | D．used to |
高三英语单项填空简单题查看答案及解析
From space, the earth looks blue. This is about seventy-one percent of its surface is covered by water.
A. why B. how C. because D. whether
高三英语单项填空中等难度题查看答案及解析
From space, the earth looks blue. This is about seventy-one percent of its surface is covered by water.
A. why B. how C. because D. whether
高三英语单项填空中等难度题查看答案及解析
(2013·安徽，21)From space, the earth looks blue.This is ________about seventyone percent of its surface is covered by water.
A．why B．how C．because D．whether
高三英语单项填空中等难度题查看答案及解析
(2013·高考安徽卷)From space，the earth looks blue.This is ________ about seventyone percent of its surface is covered by water.
A．why B．how
C．because D．whether
高三英语单项填空中等难度题查看答案及解析
(2013·安徽，21)From space, the earth looks blue.This is ________about seventy－one percent of its surface is covered by water.
A．why B．how C．because D．whether
高三英语单项填空中等难度题查看答案及解析
From space, the earth looks blue. This is ________ about seventy－one percent of its surface is covered by water.
A．why B．how
C．because D．whether
高三英语单项填空中等难度题查看答案及解析
From space, the earth looks blue. This is ________about seventy-one percent of its surface is covered by water.
A．why B．how C．because D．whether
高三英语单项填空中等难度题查看答案及解析
Without the air to hold some of the sun’s heat, the earth at night _____ too cold for us to live.
| A．would be freezing cold | B．will be freezing coldly |
| C．would be frozen cold | D．can freeze coldly |
高三英语单项填空中等难度题查看答案及解析
Without the air to hold some of the sun’s heat, the earth at night_____very cold, too cold for us to live.
A. will be B. would have been C. is D. would be
高三英语单项填空简单题查看答案及解析