__ _in a heavy traffic jam in a taxi whileyou are hurrying to the airport is quite a unpleasant experience．

It was________of Jack to turn off the radio when I was sleeping in the bedroom.— So he was. [ ]

In our childhood，we were often ________by Grandma to pay attention to our table manners.

Now it is 7 o’clock in morning in Beijing and 11 o’clock at night in London.

What will you do during the summer holiday—I don’t know, but it’s high time ________ something.