A.haven’t stayed; has offered | B.am not staying; offered |
C.am not staying; is offering | D.do not stay; offers |
A.sing | B.sang | C.is singing | D.are singing |
A.the chairman | B.chairman | C.a chairman | D.chairmen |
A.do | B.doing | C.done | D.to do |
A.What | B.It | C.There | D.Anything |
A.it a rule | B.a rule | C.the rule | D.a rule it |
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