UNIT 11: NATIONAL PARKS
LANGUAGE FOCUS (TRỌNG TÂM NGÔN NGỮ)
• Pronunciation /t/ /d/
• Grammar and Vocabulary
Exercise 1. Hoàn thành câu, dùng dạng đúng cùa động từ trong ngoặc.
1. had known 5. could have enjoyed
2. had had 6. had known
3. would have gone 7. had stopped
4. would have passed 8. had called
Thái cực sinh lưỡng nghi, lưỡng nghị tứ tượng, tứ tượng sinh bát quái, bát quái sinh vạn vật.
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