_____ prevent her from going to the party, he pretended to be ill ______.
Unfortunately, the element Madam Curie devoted all her life her death.
Out of the crowded bus , who was dressed in a black suit and waved to a woman.
When exposed to stress, in ________ form, all of us react both chemically and physically.
After he was promoted to the present position, he is not so hardworking as he ______.
What actually ______ the accident has not yet been determined.