—Is Mike at home?—No. He _______ with his brother. 

一Did you notice a strange man just now?一Sorry，I ______of something else．

---What ______ the forest of Yangzhou in the last 30 years?---Yangzhou has become much greener.

This kind of iPad ______ in our computer shop. It ______ very well.

If Tom ________ the game, we'll give him a surprise.