---I called you yesterday evening, but there was no answer. ----- Oh, I’m sorry. I _____ dinner at a restaurant at that time.
I don’t know________. Because he has to look after his mother.
Where are you going this month? We_________ go to Xiamen, but we’re not sure.
What languages ________ in that country? German and English.
Why not go to Lao She Teahouse tonight?
________ I got back, I found my mother cooking for me.