[ Grammar ]
Electron storage rings ___ in investigations of the structure of materials.
A. They are used
B. That are used
C. Used
D. Are used
Select your answer:

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Simple, Compound, Complex SentencesTenses and Sentence CompletionDefinite & Indefinite Pronoun & ConditionalsConditionals Type IGerundTypes of Simple SentencesPassive Voice - Mixed TensesVocabulary Spelling GrammarHow many / How much - Is there / Are thereConjunctions & InterjectionsOther quiz:
Punctuating Clauses › ViewCorrectly punctuate the compound sentence: I love to read books my brother prefers to watch movies.
A. I love to read books; my brother prefers to watch movies.
B. I love to read books, my brother prefers to watch movies.
C. I love to read books my brother prefers to watch movies.
D. I love to read books: my brother prefers to watch movies.
Grammar › View
I think Delia ____ a head teacher if she’d really wanted the job.
A. can be
B. will be
C. could have been
D. wouldn’t be
