Choose the option that correctly completes the sentences: 
Open  the  books  ___  page  20.  There  is  a mistake  ___  line  10. Next  week, ___ September 15th, ___ the morning, there will be a test. 
 
Choose the option that correctly completes the sentences: 
Open  the  books  ___  page  20.  There  is  a mistake  ___  line  10. Next  week, ___ September 15th, ___ the morning, there will be a test.