The snowfall was so heavy. All the trains we...
Câu hỏi: The snowfall was so heavy. All the trains were delayed
A. Had it been for heavy snowfall, all the trains would have been delayed
B. Only by a snowfall was heavy did all the trains were delayed
C. So heavy was the snowfall that all the trains were delayed.
D. Not until all the trains were delayed was the snowfall heavy
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24 ĐỀ THI THỬ THPT QUỐC GIA NĂM 2019 Môn thi: TIẾNG ANH !!