คำแนะนำของผู้เขียน

  • Read each question carefully.
  • Choose the correct answer.
  • Type the missing word in the blank.
  • Put the words in the correct order to make a sentence.
  • Write complete sentences using am, is, or are.
  • Change the sentences into questions when asked.
  • Check your answers before you finish.
  • Click Finish when you are done.