The problem is _____to take the place of Tom.who can we get B.what we can get C.who we can get D.what can we get
Evidence obtained from observation and experiment is often used to _____ a scientific theory.
Political parties often differ in their views on various _____ concerning their own countries.
_____ his knowledge of the mountainous country, John Smith was appointed as our guide.
The lawyer was expected to _____ some proposals after reading all those documents.
. While typing, Helen has a habit of stopping _____ to give her long and flowing hair a smooth.