Be happy to do sth
高兴───happy;某事───something
I was very happy when I first landed in America.───我第一次在美国登陆时非常高兴.
Her married life was exceptionally happy.───她的婚后生活十分幸福.
He's happy to mooch around the house all day.───他就愿意在家里闲待着。
You must try to strike a happy medium.───你必须设法采取折衷的态度.
He was very happy to hear that.───听到那,他很快乐.
During the break, the sports ground rang with happy shouts.───课间休息时, 操场上回响着欢快的声音.
You don't look very happy today.───你今天好像不太高兴。
If you are not happy about a repair, go back and complain.───如果你对修理效果不满意,可以再找他们投诉。