(Viên chức Mầm non) 5000+ câu trắc nghiệm Ngoại ngữ có đáp án - Test 1

Johnson was arrested when he failed __________ in court.

39/55

Johnson was arrested when he failed __________ in court.

to appear

him to appear

his appearing

appearing

Giải thích

Đáp án đúng là a