Question

當(dāng)你在朋友家呆到應(yīng)該走的時候，你說：________．

1. A.
   Hello. I must go.
2. B.
   Hi. Time is O.K.
3. C.
   I think it's time for me to leave now.
4. D.
   I don't think I must stay here.

Answer 1

C