[ Grammar ]
Ed Stafford … many challenges while walking through the Amazon.
A. made
B. met
C. faced
D. approached

Random Topics:
Simple Past Tense (was/were)Comparatives and Past Perfect TenseModals with Perfect InfinitiveAdverbsPresent & Past TensesDirect and Indirect SpeechMixed TensesModal "Have to"Gerunds in SentencesAdjectives & PrepositionOther quiz:
Grammar › ViewWhich sentence is correct?
A. If I were you, I wouldn’t worry too much about it.
B. If I were you, I won’t worry too much about it.
C. If I were you, I wasn’t worrying too much about it
Prepositions › View
Will we be ___ time, or will we miss our flight?
A. at
B. in
C. on
Grammar › ViewShe was offended and ____ refused to attend the meeting.
A. accordingly
B. besides
C. not only
D. conversely
Vocabulary › View
difference in the way organisms in the same population act
A. characteristics
B. variation
C. behavioral variation
D. physical variation
