黄河首曲所在地玛曲县是整个黄河流域惟一一个以“黄河”命名的县城。 ( )
参考答案:对
定向资产管理业务的投资范围包括股票、债券、央行票据等。()
In America, many people waste a lot of food _____ in Africa people haven’t enough to eat.
A.however
B.although
C.as
D.while