23. It is wrong of us to pick up flowers.
® We mustn’t
24. It is necessary for us to review the lessons for the test.
® We must
25. Manh is tall, Hau is taller and Phuc is the tallest.
® Phuc
26. Let’s put a picture on the wall.
® What about ?
27. How about going to the departmment store to buy food?
® Let’s
23. We mustn't pick up flowers.
24. We must review our lessons for the test.
25. Phuc is the tallest of the three boys.
26. What about putting a picture on the wall?
27. Let's go to the department store to buy food.
23. We musn't pick up the flowers.
24. We must review the lessons for the test.
25. Phuc is the taller than Manh and Hau
26. What about putting a picture on the wall.
27. Let's go to the department store to buy some food.
