Hearing that he would have to be given another injection, the boy _ a smile to cover up his fear.
--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!
More and more rich people have promised to ______ their wealth after death to help the poor and the disabled.
I like getting up very early in summer. The morning air is so good ______.