[ Vocabulary & Grammar ]
Mr Anderson …….. to reach you for an hour. Where have you been?
A. tries
B. has been trying
C. is trying
D. has tried

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Adverbs of Frequency & Simple Present TenseIf- ConditionalConjunctions in Complex SentencesVerb Tenses and Subject Verb AgreementPresent Perfect and Past SimpleIN, ON & ATModals Of SpeculationAdjectives & QuantifiersAdjectiveAdverbs of How Something is DoneOther quiz:
Identifying Sentence Types › ViewWe had enough time to get a coffee before class started.
A. Simple Sentence
B. Compound Sentence
C. Complex Sentence
Tenses › View
By the time the bus came, we ___ in the rain for 30 minutes.
A. had been standing
B. stood
C. were standing
D. had stood
Grammar › View(Its / It’s) not a big deal as long as you don’t do it again.
A. Its
B. It’s
Vocabulary › View
A research method that involves conducting observations and collecting data in a natural setting.
A. field study
B. observation
C. trials
D. experiment