根据规定,临时存款账户的有效期最长不得超过()年。
A.1
B.2
C.3
D.5
参考答案:B
解析:本题考核临时存款账户的有效期。临时存款账户的有效期最长不得超过2年。
—Could you tell me ______ it takes to go from here to Beijing by air?
—About 50 minutes.[ ]
A. how many
B. how much
C. how long
D. how soon