The representatives of domestic tourism also showed an optimistic attitude ________ the prospects of
Australia in Chinese tourist market.

—It's a top secret.
—Yes, I see. I will keep the secret________you and me.                   

I'm sure that middle school students will benefit ________ taking exercise every day, which is ________
great benefit ________ their health.

In the past he was often ________, but in recent years he ________ his living by doing business
with local traders.

I found that the young man was always spying ________ me all the way, so I glared ________ him.

短文改錯(cuò)
      At 7: 30 on the morning, we gathered at the school gate and set off on a large bus.An hour later,
we arrive at the Forest Park.Getting off, we started our journey at once.
     First, we climbed the green hills and on the way tried their luck to hunt for hidden treasure.Next,
we toured around the lake in the comfortable boat.The beautiful scenery was really a feast for the eye.
Then at noon time, we landed and settled at an open area, which we enjoyed a wonderful picnic.After
eating, we sang and danced happy and played some interesting games.The day passed quickly.Finally
it was time for us to return back.So at 3:00 pm, we cleaned the ground, made our way to the parking
lot, getting on the bus and left.
     It was really an exciting trip since we had long busy with our school work.
_______________________________________________________________________________

— Aren't you tired of practising playing the piano day after day?
— ________, I enjoy every minute of it.

Look at the old man ________. Judging from that, he must be a beggar.

Studies show that the things that contribute most to a sense of happiness cannot be bought,
________ a good family life, friendship and work satisfaction.