没有实物形态的票券，利用账户通过电脑系统完成国债发行、交易及兑付的债券是( )。
A．凭证式国债B．记账式国债C．储蓄国债D．实物国债
参考答案：B
句型转换
1．Mike will finish middle school in one year.(改为否定句)
Mike ___________ middle school in one year.
2. The students will go back to school in two days.(对画线部分提问)
_____________________ the students ________ back to school?
3. The weather will be sunny tomorrow.(对画线部分提问)
________ will the weather _________________ tomorrow?
4. The twin brothers don't look the same．(改为同义句:
The twin brothers look ________ each other.
5. They need to look for the man again.(改为一般疑问句)
_________ they _________ to look for the man again?
商业助学贷款中，以第三方担保的，保证人承担（）。
A．可撤销的连带责任
B．不可撤销的连带责任
C．可撤销的一般责任
D．不可撤销的一般责任
