[ Idioms ]
To suddenly stop talking in the middle of a speech because you have forgotten what to say it to ___.
a. wipe out
b. dry up
c. go over.

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Toeic VerbGerunds and InfinitivesModals and PhrasesGrammar - Verb FormsPresent Continuous TensePresent and Past Simple TenseTo Infinitive or GerundGRAMMAR - Could / Could notApostrophes and GrammarDirect-Indirect SpeechOther quiz:
Homonyms › ViewA ___ is a North American wild cat.
a. links
b. lynx
TOEFL Adjective and Adverb › View
Grown today as an energy source . . . for its oil, the coconut palm has been a staple in tropical regions for centuries.
A. so that
B. as well as
C. together
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Articles › ViewWe don’t celebrate ___ Christmas.
A. –
B. the
C. a | an
Preposition › View
The noise from upstairs prevented me …………………….
A. to sleep
B. from sleeping
C. from sleep
D. in