I came here to see you.
---Where shall we go for the holiday,to the park or to the cinema?--- _____I don’t really mind.
The naughty boys hid themselves in the place_____ their parents couldn’t find them.
Our school_____ the 50th anniversary of the founding of CCFLS on October 5th, 2013.
When the telephone rang, I happened_____ a book.
The boy wanted to ride his bicycle in the street, but his mother told him_____.