Brazil possesses rich minerals and soil; however, the country’s resources have yet ___ .
a. to be surveyed
b. be surveyed
c. to be surveying
Comparative AdverbHave Been to vs. Have Gone toCue vs. Queue
Next quiz: Homophones
Sam cheated in a game of chess to _________ that he won.
How to use : Read the question carefully, then select one of the answers button.
Tips : If this page always shows the same questions, make sure you correct the question first by pressing the "check answer" button.