Mary didn't come to our party yesterday because she was busy preparing for the exam. We all felt sorry _____ her.
Thomas _____ in inventing many electrical machines
The Changjiang River has been polluted badly and is not good _______.
I think he must have seen me at the meeting last night, ______?
The ______ look on his face suggested that he ______ that he would fail in the Maths test.
______ good, this kind of fruit sells very well in our city.