As is widely acknowledged, a great number of traffic accidents ____ numerous deaths and countless property loss all over the world every year.   

The deserted island is only _______ by boat.

Scientists ____ thousands of chemicals before they decided on the right one in the end.

It’s obvious that the Beijing Olympic Games       a great success．

A．kept      B．showed       C proved     D．remained

A study ________ in the USA in 1977 showed that the chemical ASA in aspirin could prevent a stroke.

We ________ such great achievements without your efforts. Thanks a lot.

 Not only ________ interested in football but ______ beginning to show an interest in it.

I think my friend Tony is _______to win the tennis game next Monday.

 Mary is so wet. She _______ in the rain.

－What’s the time?

－Oh, I forgot to have my watch ________.