单项选择题

（）you choose to contact us, you can expect our efficient and helpful service.

A． No sooner than
B． Ever since
C． No matter how
D．Even though

<上一题目录下一题>

热门试题

单项选择题

People invest money in this company（）they believe it will make profits.

A．though
B．because
C．unless
D．until

单项选择题

As a public relations officer, you should know your customers（）detail.

A．in
B．on
C．for
D．to

相关试题