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The fact of Madam Curuie’s_______ to the radiation for a long time ______ her poor health.
| A．being exposed;contributed to | B．exposed ;led to |
| C．having exposed;resulted in | D．exposing; resulted in |
The committee asked for these suggestions to be ______ on paper, so that they might study them further.
| A．brought down | B．handed down | C．laid down | D．put down |
When she came in, she found a stranger ______ at the back of the classroom with his eyes ______ upon her.
| A．sitting; fixing | B．sat; fixing | C．seating; fixed | D．seated; fixed |
If you live in the country or have ever visited there, ______ are that you have heard birds singing to welcome the new day.
| A．situations | B．facts | C．chances | D．possibilities |
______ when we passed by its nest.
| A．Up into the blue sky did the bird fly | B．Up into the blue sky flew the bird |
| C．Up into the blue sky the bird flew | D．Flew up into the blue sky the bird |
“Sorry” is the hardest word to say sometimes. _______ you know you’ve done something wrong, or something inappropriate, it takes courage to say sorry.
| A．Only if | B．Even if | C．If only | D．As if |