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
Vắng mặt không bao giờ không có lỗi, cũng như hiện diện mà không có lý do.
The absent are never without fault, nor the present without excuse.
Benjamin Franklin