(Viên chức Mầm non) bài tập tiếng Anh theo chủ đề có đáp án - Test 1

I had to wait six weeks before the parcel __________.

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B. Choose the one word or phrase - a, b, c or d - that best completes the sentences.

I had to wait six weeks before the parcel __________.

arrived

had arrived

would arrive

has arrived

Giải thích

Đáp án đúng là a