102 câu trắc nghiệm Thì quá khứ tiếp diễn (Past Continuous) có đáp án
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When you rang last night, I _______ in the garden so I _______ the phone.

101/102

When you rang last night, I _______ in the garden so I _______ the phone.

worked / didn’t hear

was working / wasn’t hearing

worked / wasn’t hearing

was working / didn’t hear

Giải thích

Chọn đáp án: D