Mỗi câu sau có một lỗi sai hãy tìm và sửa lỗi đó:

1.Ba is very good at fix things

.. . . .. ... ...... ... ....

2. American students take in different activities at recess.

. . ....... . ...... ... . ....

3. At recess, the school yard is very noisy until the bell rings.

.... .. ..... . ....... . . . .....

4. When the bell rings, everyone goes in indoor and classes begin again.

. .. .... ........ .. .... . .

5. What does Name usually does after school?

.. ... .... . . . ........ .... ..... ....

Help me

Tìm x:

x^2017=x^2017-2/3

Gíup mik vs