(Viên chức Mầm non) 5000+ câu trắc nghiệm Ngoại ngữ có đáp án - Test 2

Jack lost his job ____________ .

63/65

Jack lost his job ____________ .

because he never showed up for work on time

therefore he spent his time working hard

although he was not hard-working

as long as he had worked regularly

Giải thích

Đáp án đúng là a.