[ Grammar ]
I ___ a mountain once.
A. have climbed
B. climb
C. has climbed
D. climbed

Random Topics:
Future PassiveVerb BEBe used to vs used toMixed Present TensesPrepositions and Prepositional PhrasesSimple Future TensePresent Perfect vs Past SimpleTenses and ComparisonsGrammar for TOEFLGrammar: is/are/was/wereOther quiz:
Verb Tenses › ViewWe ___ to our teacher after class.
A. talk
B. talked
C. talking
D. talks
Subject-Verb Agreement › View
Turtles have specific characteristics; all (displays, display) two plated decks: the upper, called the carapace, and the lower, known as the plastron.
A. Displays
B. Display
We …. now.
A. not are study
B. is not studying
C. not are studying
D. are not studying
Mixed General Quiz › View
Most drugstores sell snakebite ___.
a. anecdote
b. antidote
