You didn’t come toschool yesterday, did you—_______,though I was very busy.

Mum, could you buy me a dress like this- Certainly, we can buy_______ one than this, but_______ this.

This kind of plants are __________.Some day they will __________ forever.[ ]

Following the successful Beijing Olympics，Nanjing________70 million people for the 2014 Youth Olympic Games

Mary, 63, teaches painting, a skill she learned at a community college for senior citizens, while her husband Blare _______ head of the volunteer group.