Having no child of their own, the Smiths took in a _____ girl, Yuan Yuan by name.
.The custom of giving gifts at Christmas can be traced back to the Wise Men _________gifts to the baby Jesus.
._________at the very beginning, the financial crisis was getting worse and worse in America.
.The higher the oil price is, ___________to the global economy.
.I made a call to my parents yesterday. To my disappointment, _________of them answered it.
.—Can he take charge of the computer company? —I’m afraid it is _________ his ability.