(Viên chức Mầm non) bài tập tiếng Anh theo chủ đề có đáp án - Test 2

I _______ to get through to Jackie for days now. Either she‘s away or her phone‘s out of order.

52/65

I _______ to get through to Jackie for days now. Either she‘s away or her phone‘s out of order.

tried

had tried

was trying

have been trying

Giải thích

Đáp án đúng là d