be able to

phd proposal writing
problem solution essay ideas

Be means am/is/are (present tense) and was/were (past tense)    Can – am/is/are able to   could – was/were able to    can not/could not (negative)    be unable to (affirmative)  Note: use am/is/are able to instead of can and Use was/were able to instead of could.   1] The law cannot become the guardian […]

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