李某代张某提取货物时可以凭自己的身份证领取。
参考答案:错
He knows a lot _____ he is still a child. [ ]
A. so
B. although
C. but
D. or
不适合分离酸性物质的是()
A.阳离子交换树脂
B.透析膜
C.活性炭
D.硅胶
E.氧化铝