i have been expert- আমি দক্ষ হয়েছি
you have been expert-
we have been expert-
they have been expert-
he/she/it has been expert-
have i been expert- আমি কি দক্ষ হয়েছি
have you been expert-
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i haven’t been expert- আমি দক্ষ হইনি
you haven’t been expert-
we haven’t been expert-
they haven’t been expert-
he/she/it hasn’t been expert
haven’t i been expert- আমি কি দক্ষ হইনি
haven’t you been expert-
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haven’t they been expert-
hasn’t he/she/it been expert-
i could be expert- আমি দক্ষ হতে পারতাম
you could be expert-
we could be expert-
they could be expert-
he/she/it could be expert-
could i be expert- আমি কি দক্ষ হতে পারতাম
could you be expert-
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i couldn’t be expert- আমি দক্ষ হতে পারতাম না
you couldn’t be expert-
we couldn’t be expert-
they couldn’t be expert-
he/she/it couldn’t be expert-
couldn’t i be expert- আমি কি দক্ষ হতে পারতাম না
couldn't you be expert-
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couldn’t he/she/it be expert-
