All of us still remember the terrible earthquake that Tangshan twenty years ago.
I remember the whole thing _____ it happened yesterday.
Our experiment had got into _____trouble, so we decided to take _____ chance and add more water, and luckily, we succeeded.
–Would you mind us asking you a few questions?–_______.
—Mother, can I turn on TV and watch the news?—Of course, __________.
_______ surprised me most was _______ such a little girl of seven could play the piano so well.