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----- Nội dung dịch tự động từ ảnh -----
3. Everyone in our family sings beautifully, but my mother is the
singer.
a) good
b) better
c) best
4. The dog is
than the hamster.
a) large b) larger
c) largest.
5. A knife is
than a spoon.
a) dangerous b) more dangerous
c) most dangerous
6. There are many cheap things in that shop, but the salt is the
thing
a) cheap
b) cheaper
c) cheapest.