---I hear that Lily’s brother is a worker here.
---Look! The man is working over there is her brother.
| A．who | B．/ | C．what | D．which |
We are ________ a school trip..
| A．in | B．on | C．at | D．for |
---When is Christmas? --- It’s _____ December 25.
| A．in | B．to | C．on | D．at |
---Is Nancy doing her homework? -----___________.
| A．No, she is | B．No, she isn’t |
| C．Yes, she does | D．Yes, she isn’t |
What ___________?
| A．does happen | B．is happening |
| C．do happen | D．are happening |
What ________ you usually ________ for the Lantern Festival?
| A．do, do | B．are, do |
| C．are, doing | D．do, doing |