1 . They are trying to make sure that 5G terminals by 2022 for the Beijing Winter Olympics.
A.will be installed | B.will have been installed |
C.are installed | D.have been installed |
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2 . John is not a man to count on, and it is very likely that the work ____ by the time he arrives here.
A.is finished | B.has finished | C.will finish | D.will have been finished |
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