The letter________a week ago and it ________yesterday.
A. are locked
B. covers
C. Did somebody clean
D. was sent, arrived
E. are employed
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I________a letter from him since he left.
A. didn't receive
B. haven't got
C. didn't have
D. haven't heard
He asked me________during the summer holidays.
A. where I had been
B. where I had gone
C. where had I been
D. where had I gone
下列哪一个不是数据库
A. MySQL
B. SQL Server
C. Oralce
D. POJO
可以使用mybatis-spring包中所提供的SqlSessionTemplate类或SqlSessionDaoSupport类来实现向DAO实现类中注入SqlSessionFactory
A. 对
B. 错