Though having been told to pay attention to his behavior, he performed bad ____ at the party.
Talking about his success, the famous scientist said, “I’ve been lucky ______ there are many people who have helped me”.
--It is a long time ______ I saw you last year. --Yes. And it will be some time ______ we see each other again.
--Jim has his wife do all the housework! Isn’t he wise? -- Not really. He is _______.
On Sundays there were a lot of children playing in the park, _______ parents sitting together joking.
--You do a very good job in German translation! --Thanks. I ______ German in Zhejiang University for four years!