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Formanyyears,peopleelectriccars.However,makingthemhasbeenmoredifficultthanpredicted.[]A.haddreamedofB.havedreamedofC.dreamedofD.dreamof

题目详情
For many years, people _____ electric cars. However, making them has been more difficult than predicted.
[     ]
A. had dreamed of
B. have dreamed of
C. dreamed of
D. dream of
For many years, people _____ electric cars. However, making them has been more difficult than predicted.
[     ]
A. had dreamed of
B. have dreamed of
C. dreamed of
D. dream of
For many years, people _____ electric cars. However, making them has been more difficult than predicted.
[     ]
A. had dreamed of
B. have dreamed of
C. dreamed of
D. dream of For many years, people _____ electric cars. However, making them has been more difficult than predicted. For many years, people _____ electric cars. However, making them has been more difficult than predicted.
[     ]
[     ]
[     ]
A. had dreamed of
B. have dreamed of
C. dreamed of
D. dream of A. had dreamed of
B. have dreamed of
C. dreamed of
D. dream of


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答案和解析
B
B B B B