题目
题型:不详难度:来源:
Because of the Russian gas limit to Europe, attempts _______ to use botanical fuel as a source of power.
A.have made | B.having made | C.are being made | D.will be making |
答案
解析
核心考点
试题【Because of the Russian gas limit to Europe, attempts _______ to use botanical fu】;主要考察你对一般现在时等知识点的理解。[详细]
举一反三
As well as costing the Middle East dearly in terms of human life, conflict! (冲突) _______ the region around $ 12 trillion since 1991, according to a report by the Strategic Foresight Group.
A.is also cost | B.had also cost | C.will also cost | D.has also cost |
—Oh, just leave me alone. I _______ a composition all the morning and haven’t finished yet.
A.write | B.was writing | C.have written | D.have been writing |
![](http://img.shitiku.com.cn/uploads/allimg/20200123/20200123013303-48478.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20200123/20200123013303-48478.jpg)
A.have been | B.were | C.had been | D.would be |
![](http://img.shitiku.com.cn/uploads/allimg/20200123/20200123013253-91746.jpg)
A.won"t work | B.doesn"t work | C.hasn"t worked | D.isn"t working |
![](http://img.shitiku.com.cn/uploads/allimg/20200123/20200123013225-58514.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20200123/20200123013225-58514.jpg)
A.have been | B.were | C.had been | D.would be |
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