–You speak very good Chinese. --Thanks. I _______ it for 4 years before I came to China.
---It’s the office! So you _____ know eating is not allowed here. ---Oh, sorry.
I felt so bad all day yesterday that I decided this morning I couldn’t face _____ day like that.
You mean the boy is only 12 years old? He seems much taller ______ his age.
The strange man asked me to hand the letter to _____ I met in the police station, saying it was very important.
He told us whether _____ a picnic was still under discussion.