Without the air to hold some of the sun’s heat,the earth at night .A．would be
题型：不详难度：来源：
Without the air to hold some of the sun’s heat,the earth at night .| A．would be freezing cold | B．will be freezing coldly | | C．would be frozen cold | D．can freeze coldly |
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答案
| A |
解析
| 句中介词短语“Without the air to hold some of the sun’s heat”暗示条件，实际上相当于一个明确的条件状语从句If there were no air to hold....根据句意及句中时间状语today可知句子是对现在情况的假设，所以该句应用与现在事实相反的虚拟语气。 |
举一反三
—I didn’t see her yesterday,I looked for her everywhere,but couldn’t find her.
—Oh,but you .She was working in the office.| A．must have | B．ought to | C．ought to have | D．can’t have |
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—We weren’t sure which way to go.In the end,we turned right.
—You the wrong way.You left.| A．had gone;must have turned | | B．went;must turn | | C．have gone;would have turned | | D．went;should have turned |
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If it for your help,we would be in serious trouble.| A．isn’t | B．aren’t | C．hasn’t been | D．weren’t |
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He requires that he an opportunity to explain his case.| A．is given | B．should give | C．give | D．be given |
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If only I to my parents advice.| A．listening | B．listen | | C．am listening | D．had listened |
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