[ Grammar ]
Michael and his brother _____ for information about their favorite country all night.
A. has searched
B. has been searching
C. have searched
D. have been searching

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Subordinating ConjunctionsWill and Going toAsking & Giving AttentionSpellingComparatives and ConjunctionsTenses (Present, Past, Future Forms)Sentence TypesGrammar Error Correction (Simple Present Tense)Verb Tense, Pronouns and AntecedentsWill or Going toOther quiz:
Past Perfect vs Past Simple › ViewMy mom (come back) We (clean)
A. We had cleaned the house before my mom came back.
B. We have cleaned the house before my mom comes back.
C. We had cleaned the house before my mom come back.
D. We had cleaned the house, my mom came back.
Adjective or Adverb › View
The match finished very _______.
A. late
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Article › ViewMy brother has ………… bicycle. ………… bicycle is red
A. the – an
B. an – the
C. a – the
Grammar and Vocabulary › View
She has to work late ___ she missed her deadline.
A. because
B. although
C. so
D. if