(2013·天津，9)No one________ be more generous；he has a heart of gold.

(2013·四川，5)—Why are your eyes so red？You________have slept well last night.
—Yeah，I stayed up late writing a report.

It's hard for him playing against me.I've got nothing to play for，but for him，he needs to win so ________.(2013·湖南)

Speaking of all the songs he has written，I think this is probably his ________ one.(2013·全国Ⅱ)

All the preparations for the task ________，and we're ready to start.

Selecting a mobile phone for personal use is not an easy task because technology ________ so rapidly.

Professor Williams keeps telling his students that the future ________to the well－educated.

The two parties held the talk in a friendly ________ and reached an agreement.

We should look up to him as a shining example of ________ to duty.

Peter ________ be really difficult at times even though he's a nice person in general.