[ Tenses ]
Peter _____________ at the moment, so he can’t answer the phone.
A. has worked
B. is working
C. worked
D. works

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How many / How much - Is there / Are thereGrammar: is/are/was/wereIF CLAUSEPast Perfect Simple & Past Perfect ContinuousComparative Adjectives and AdverbsComperative and SuperlativeGrammar - could / could notThings in EnglishModals for Advice, Obligation/Prohibition, Necessity and Lack of NecessityModal VerbsOther quiz:
Grammar › ViewHe’s __ man of his word.
A. a
B. an
C. the
D. no article
Infinitives and ING Forms › View
He suggestted … the technology for other forms to transport.
A. to use
B. using
C. to use or using