My aunt left her office after she __________ her work.

The Wenchuan earthquake happened _____ 2:28 o’clock _____ the afternoon of May 12. [ ]

Life is full of _____ wonders, but they’re not always _____ ones we hope for.

Who is that woman over there?—___________ is my English teacher.

I often go swimming in the lake _________ July.[ ]