Knowledge from real life isn't easier to forget than ___ achieved from textbooks．

"___ Libya's oil production returns to normal, I guess, it will be fifteen months," said a UN expert．

I listened carefully to his long boring speech, but could not ___ what he was talking about．

___ the phenomenon of "bystander effect" in the Yueyue event, most Chinese Strongly believe that there still exist love and warmth in people's hearts．

After a thorough search, the rescue team finally brought the mountain climbers back, __________．

It rained last night and the flowers don’t need_____, so he ______water the flowers.

It is the fact ______he doesn’t know his own birthday ______surprises us all.

 On the bank of the river, we found him _______on a bench, with his eyes_______ on a kite  in the sky.

 —Do you think it a good thing if too high house prices can't be brought under control .

—________，it was bad.

After 21 years of marriage，my wife wanted me to take another woman，my widowed mother, out to dinner and a movie．Due to the  31  of my work and my three children，I visited her only  32  ．That night I called inviting her to go out．Though a bit   33 ，she accepted it happily．

That Friday after work，I drove over to  34  her up．On reaching her house，I noticed that she seemed to be nervous about our 35 ．Wearing the dress she had worn to    36   her last wedding anniversary，she smiled like an angel．

We went to a  37  that，although not elegant，was very comfortable．After we sat down，I    38  my eyes and saw Mom sitting there staring at me．A smile was on her lips．“I used to have to   39  the menu when you were smal1，”she said．“Then it’s time you relaxed and let me return the   40  ，”I responded．During the dinner，we had such a   41  conversation-all about each other’s life—that we 42 the movie．When back home, she said, “Pity we didn’t see the film．Yet I’ll go out with you again, but only if you let me   43  you．” I agreed．

A few days later，Mother died of a massive heart attack．It   44  so suddenly that I had no  45  to do anything for her．some time later，I   46  an envelope of a copy of a restaurant receipt from where mother and I had   47  ．An attached note said，“I paid this   48   in advance．I wasn‘t sure whether I could be there；but nevertheless，I paid for two—one for you and the other for your wife．You’ll never know   49   that night meant for me．I love you, son．”

At that moment．I understood the importance of giving our loved ones the time they   50   because these things can never be put off till “some other time”．