---Who is _______ man with a ponytail (马尾辫)under the tree ?--- Sorry, I don’t know. But I think he must be ______ artist.
-- ____ __ have you been at this factory? -- Since 2000.
The No. 15 bus stops here, ______?
---Why do you come back so late? ---Because there were too many people in the supermarket, and I had to _____to pay for the things.
This is ___ __ boy. That girl is _______.
We’ll go for a walk if it ___ __ tomorrow.