[ Grammar & Vocabulary ]
Jimmy can go out when he ____ for the exam.
A. has been studying
B. has been studied
C. has studied
D. studied

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was wereDemonstrative PronounSimple and Continuous TensesComparatives and Past Perfect TenseRun-On SentencesToo or EnoughPassive Voice - Present ContinuousGrammar Present Perfect (ever never)Active and Passive voiceAdverb of MannerOther quiz:
Grammar › ViewComplete the sentences with the correct form of the modals and verbs in parentheses:
We ___________ (must / maintain) excellence in our customer service or people will complain.
___
A. mustn’t maintain
B. must maintain
C. must maintains
Quantifiers › View
……………………….bread do you eat?
A. How many
B. How much
C. A lot of
D. Many
Articles › ViewLook at __________ moon. It is round like __________ “O” (the letter).
A. the, a
B. the, an
Grammar › View
Choose the word whose underlined part differs from that of the other three in pronunciation.
A. adopt
B. pollute
C. bottle
D. topic
