Select the option that can be used as a one-word substitute for the given group of words: A person who is trained to travel in a spacecraft.

Select the option that can be used as a one-word-substitute for the given group of words: A false ...

Select the most appropriate synonym of the given word: Acquiesce...

Select the option that can be used as a one-word substitute for the given group of words: That whi...

Select the most appropriate synonym for the underlined word in the given sentence: His ~~ambition~...

Select the option that can be used as a one-word substitute for the underlined group of words: 'wish...

Select the most appropriate synonym of the bracketed word in the following sentence to fill in the b...