A.to learn | B.learning | C.learn | D.learnt |
A.to have crashed | B.to have been crashed |
C.having crashed | D.having been crashed |
A.reading; practising singing | B.reading; practising to sing |
C.to read; practising singing | D.to read; practising to sing |
A.knowing | B.to know | C.known | D.being known |
A.to have taken: not belonged | B.taking; not belonged |
C.taking; not belonging | D.to have taken: not belonging |
A.Faced | B.Face |
C.Facing | D.To face. |
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