—Those scientists invented a robot to care for kids!—It"s not surprising. They _ - 高中英语试题 - 超级试练试题库

题目

题型：同步题难度：来源：

—Those scientists invented a robot to care for kids!
—It"s not surprising. They ________ wonders all the time.[ ]
A. worked
B. were working
C. work
D. have been working

答案

核心考点

试题【—Those scientists invented a robot to care for kids!—It"s not surprising. They _】；主要考察你对过去将来完成时等知识点的理解。[详细]

举一反三

— How do you find air conditioners made by Haier Group Corporation?
— Of high quality. We ______ their products all these years. [      ]
A. sell
B. have sold
C. have been sold
D. have been selling

题型：安徽省模拟题难度：| 查看答案

Over the past decades, sea ice ______ in the arctic as a result of global warming. [      ]
A. had decreased
B; decreased
C. has been decreasing
D. is decreasing

题型：安徽省模拟题难度：| 查看答案

— Hi! John, would you like to play football with us?
— Oh,I can"t. I ___ my lesson all the morning and still need half an hour. [     ]
A. am reviewing
B. have been reviewing
C. have reviewed
D. reviewed

题型：山西省模拟题难度：| 查看答案

—Tony, come down and help me with the heavy box!
—Come on! I _____ all day long. Get Peter to do that!   [     ]
A. work
B. had been working
C. had worked
D. have been working

题型：山西省模拟题难度：| 查看答案

She ______ on a new novel ever since this summer and it is supposed to ______ at the beginning
of 2011. [       ]
A. had worked; be published
B. had been working; have published
C. has worked; publish
D. has been working; be published

题型：安徽省模拟题难度：| 查看答案

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