[ Vocabulary ]
to irritate or feel nervous from stress; (of a fabric) to show unraveled threads or edges worn from constant rubbing
A. ripen
B. oblong
C. fray
D. somber

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Third ConditionalsModals and Present TensesHave toMixed ConditionalsPast Simple & Past ContinuousParallel Structure or Combining SentencesVerb Tenses (Progressive, Perfect)Grammar - must & have toModals for Necessity and SuggestionsTenses of Verbs - UsageOther quiz:
Grammar - Present Perfect with for and since › ViewHow many episodes have you watched __________ I called you?
A. while
B. since
C. for
D. when
Tenses › View
She ____ when I called her.
A. sleeps
B. slept
C. was sleeping
D. sleeping
E. sleep
Grammar › ViewThe boys are _____________ badminton at the court.
A. play
B. plays
C. playing
D. played
Vocabulary › View
Which of the following can be a pollutant?
A. Fossil Fuel
B. Volcano Lava
C. Forest fires
D. All answers are correct