二代支付系统只核对“终态”的业务。对信息类业务其终态包括“（）”。
A.已复核
B.已成功
C.已拒绝
D.已撤销
参考答案：B, C, D
－_____ you _____ to Beijing yet?
－Yes, I _____ there last year.[ ]
A. Did, go; went
B. Have, gone; have been
C. Have, been; have been
D. Have, been; went
我国租赁公司业务经营涉及缴纳的税收有哪些种类？
