การสร้าง ประโยค Present Simple

ใช้ได้ทั้งประโยคคำถาม/ปฏิเสธ

 

       1.    A passenger waits for a bus.

          Does a passenger wait for a bus?

       2.  Two dogs bark a stranger standing under a tree.

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       3.  The tourists travel to Chiengmai every year.

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