问题

One third of the people trapped in the ruins _______ at last.

A:has dug out
B:was dug out
C:have dug out
D:were dug out

正确答案是：

同类题型

y possible means ______ to prevent the air pollution, but thesky is still not clear.

___________ will the weather be like tomorrow –There will be a thunder storm. I don’t know _____ to do when the storm comes.

Wearing red makes__ easy_ _us to take action.

A new baby came to the earth ______ a sunny winter morning. How nice.

Though his report was not quite to the point, it__________ very well as a whole.