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

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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:
Phrasal Verb, Prepositional Phrase › ViewThe car was ___________, so we got a great deal on it.
A. in bad condition
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C. in debt
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Grammar › View
I promised _______________ her as soon as I could.
A. call
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A. not are study
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Mixed General Quiz › View
Most drugstores sell snakebite ___.
a. anecdote
b. antidote