目前,我国正在努力扩大人民币的跨境使用,积极支持境外央行类机构将人民币资产纳入其外汇储备。我国上述做法的意义在于 ( )
People traveling long distances frequently have to decide ______they would prefer to go by land, sea or air.
After five years of preparation, Shanghai presented the world____many said was the greatest Special Olympics.
We haven’t settled the problem of_______it is necessary for him to study abroad.
In peace, too, the Red Cross is expected to send help to__________there is human suffering.
If you feel tired and sick of fat food, that is ______ you have to go to the hospital for medical examination.