A few words of praise from her would have completed his happiness.
她要是能夸他两句, 他也就心满意足了.
The project is in hand and will be completed soon.
工程正在进行中, 不久就会完工。
Their project to establish a new national park will be completed next year.
他们建造一个新的国家公园的工程将于明年完工。