He built a telescope _____ he could study the skies.[ ]

Stephen, did you visit Nanjing Confucius Temple the day before yesterday?—No, I didn’t go there as you told me. ______, I went to Jiming Temple with my parents.

Two tickets to Guilin, please.–Only one ticket left. Would you like _______?

The song made my father ________his childhood.

It’s a beautiful，sunny day! There ________ many people here on vacation.