If the appliance is defective, write directly to the manufacturercom-考呗网题库移动版

单选题 If the appliance is defective, write directly to the manufacturercomplain to your local consumer protection association. ______

A．then
B．or
C．but
D．though

参考答案B

解析:【答案】B。解析：考查连词用法。句意为“如果这个设备有缺陷，可以直接写信给制造商向当地的消费者保护协会投诉”。根据句子逻辑及句意，要用表示选择关系的连词0r．故选B。

单选题 What is the appropriate response to______"It's been such a wonderful lecture. Thank you very much" ?

A．It's OK.
B．My duty.
C．You're welcome.
D．My pleasure.

单选题 DJK Technology Concepts. Inc, offers a leadership training course tohired engineers.

A． recently
B． comparatively
C． exactly
D． approximately

单选题 Among the likely candidates for the job. Mr.DiPaolo is the most

A． secured
B． requisite
C． conditional
D． qualified