Louis Pasteur is a world-famous French _________________. (chemistry)

________________ around the world are looking for a better human life. (Science)

There are now a lot of students without jobs after _____________. (graduate)

They need a leader with courage and _____________. (determine)

Bad planning always leads to ____________ later. (difficult)

Researchers have already made some important ____________. (discover)

The (found) __________of the Institute of Radium in 1914 made her humanitarian wish come true.

After the tragic (die)________ of Pierre Curie, she became the first woman in France to be a university professor.

Elizabeth Blackwell was an (ambition) _______ girl. She was determined to be a doctor at any cost.

If Helen is concerned about her (appear) ____________, she will look pretty.