Cho dãy các chất sau: NaOH, KCl, H2SO4, CaSO4, K2O, KNO3, MgCl2, Cu(OH)2, Al(OH)3, Fe2O3, Ba(NO3)2. Số chất trong dãy thuộc loại muối lần lượt là?

A. 4. B. 5. C. 6. D. 7.

2. She is good at maths.
à _____________________________________________ ?

3. They are from the USA.
à _____________________________________________ ?

4. Tom wants to go fishing with his father.
à _____________________________________________ ?

5. The music festival was so interesting.
à _____________________________________________ ?

6. They watched lion dances yesterday.

à _____________________________________________ ?

7. He can perform Dutch folk dances.

à _____________________________________________ ?

8. Linda will go to Singapore next Monday.

à _____________________________________________ ?

9. You should go to bed early.

à _____________________________________________ ?

10. I  need some flour and eggs to make cakes.
à _____________________________________________ ?


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