A.I am not noticing it | B.I haven’t noticed it | C.I wasn’t noticing it | D.I had not noticed it |
A.washed; had done | B.wash; have done | C.washed; have done | D.wash; had washed |
A.is preparing | B.was preparing | C.had been preparing | D.has been preparing |
A.had taught | B.taught | C.is teaching | D.has been teaching |
A.will stay | B.were staying | C.have stayed | D.stayed |
A.have had;is running | B.had;is running | C.have;has been run | D.have had;has been run |
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