If you pay by credit card, you have to _____ the transaction by signing a pay slip.

I think we have still _______ many other countries’ capitals in pollution control. The coming 2008 Olympic Games is a wonderful opportunity to address this problem. We should not let it _______. A: lagged behind; slip by B: left behind; slip by C: been left behind; slip through D: been lagged behind; slip away

I regret ____(let) slip that opportunity.

What should students bring with them to the office A: A job listing. B: A resume. C: A permission slip. D: Their salary requirements.

Lately, his ________ with football had caused his marks at school to slip. A: distraction B: diversion C: anticipation D: preoccupation

Many physicians may slip into deceptive practices in the belief that

Nobody noticed the thief slip into the house because the lights happened to ( ).

Temperature affects the penetration of gas into the formation by affecting Slip factor

The pavement was ______ due to the thin layer of ice that had formed. (slip)·

智慧职教: 无论是SLIP还是PPP协议都是 ( ) 协议。