None helpless because they can always try.

1. None helpless because they can always try.

[রাজশাহী বিশ্ববিদ্যালয় ইউনিট: D সেট: ০১ (বাণিজ্য) ২০১২-২০১৩ : 2013]

1. are

2. is

3. were

4. was

Answer

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