---Where are the twins?
---They ________ in the bedroom.
---Would you help me ________ this match problem, Mr Lin?It's too hard for me.
---OK.Let me try.
---I can’t go with you today.There will be a test tomorrow.
---________.
---How tallis the boy?
---He is______tall.
---What ______ the weather ______like the day after tomorrow?
---It will be sunny.
--Where's Shanghai?
--It's __China
---When shall we meet?
---Let's ______ it seven o'clock.
---Why won't Amy go hiking?
---______ she will visit the Great Wall.