[ Relative Clauses ]
Fleming’s discovery of penicillin, ————–, had a major influence on the lives of people in the 20th century.
A. which was awarded the Nobel Prize
B. which awarded the Nobel Prize
C. that he was awarded the Nobel Prize
D. for which he was awarded the Nobel Prize

Random Topics:
Present Continous TenseSimple Past TensePerfect and Past TensesModals of Obligation and PermissionIELTS GrammarRelative ClauseGerundsMain Idea and Sentence StructureFormal & Informal WordsArticles and PrepositionsOther quiz:
Adverbs and Phrases › ViewWhat is the adverb in this sentence? “She quickly finished her homework.”
A. She
B. Quickly
C. Finished
D. Homework
Grammar › View
After which word in the sentence below should a semi-colon be inserted?
The sky was cloudy however, it never rained.
A. sky
B. cloudy
C. however
D. never
They ___________ to the concert last night.
A. go
B. are going
C. went
D. have gone
Grammar › View
-ing verbs show…
A. something is happening or was happening
B. growth
C. past tense
D. a state of being
