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frustrated
mastery UK /fɹəˈstɹeɪ.tɪd/ US /ˈfɹʌs.tɹeɪ.tɪd/adj
card 1 of 3 · preposition
My daughter became frustrated _____ the new software and decided to ask her teacher for help.
card 1 of 3 · preposition
My daughter became frustrated _____ the new software and decided to ask her teacher for help.