6- Underline the mistake then correct it.
1. He is stronger than I
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3. He is more friendlier than her.
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2. This book is biger than that one. ..............................................................................
4. The pen is expensiver than the ruler.
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1. I => me
2. friendlier => friendly
3. biger => bigger
4. expensiver => more expensive
1. I -> me
3. bỏ more
4. biger -> bigger
4. expensiver ->more expensive
1. I -> me
2. Friendly
3. Bigger
4. More expensive