Let’s go to the park, ?A. will you B. do we C. shall we
---What’s up? ---There is _______ with my computer. It doesn’t work.
---Why not _______ a party this week? ---That’s a good idea.
Playing with _______ robot is _______ unusual experience for me.
There are some children _____ in the room.
---I’m glad to meet you.---__________.