Identify the one underlined word or phrase that must be changed in order for the sentence to be correct

1. While they were away at the beach, they allowed their neighbors use their barbeque grill

[চট্টগ্রাম বিশ্ববিদ্যালয় ভর্তি পরীক্ষা ২০১৪-২০১৫ ইউনিট-c : 2015]

1. While

1

2. were

2

3. allowed

3

4. neighbors

4

5. use

5
Answer
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