Okada Cleaning Service is offering discounts this month as a special

单选题 Okada Cleaning Service is offering discounts this month as a special__________ for customers who refer their friends.

A．gratuity
B．incentive
C．cause
D．motive

参考答案A

解析: A项意为“报酬”，符合题意；B、D两项均为“动机”之意，C项意为“原因”，均与题意不符。句意为“0kada清洁公司这个月为邀请朋友的顾客提供打折，作为特别的报酬”。

单选题 Kovac Industries' annual meeting__________shareholders will be held on Wednesday April 23.

A．from
B．for
C．to
D．into

单选题 Paycheck areready for pickup at the front desk.

A．once
B．far
C．now
D．yet

单选题 The plant's__________has doubled since the introduction of automated assembly.

A．upturn
B．output
C．drawback
D．overpass