By the time they arrive _____. A he'll have left B he'll leave C he leaves D he left By the time they arrive _____. Correct Answer he'll have left Bissoy MCQ Team May 31, 2023 English Sentence Completion ঢাকা বিশ্ববিদ্যালয় Completing sentence ক ইউনিট ২০১৮-২০১৯