A.has been | B.went | C.has gone | D.will go |
A.double | B.was doubling | C.has doubled | D.is doubled |
A.covering, falling | B.covered, falling | C.covered, fallen | D.covering, fallen |
A.fright | B.frightening | C.frightened | D.frighten |
A.inform | B.informing | C.informed | D.being informed |
A.inviting | B.being invited | C.invited | D.having invited |
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