[ Gerund & Participle ]
You are forbidden __________ the laboratory without protective clothing.
A. to enter
B. to be entering
C. entering
D. to be entered

Random Topics:
Adverb Of PlacePrepositions and Phrasal VerbsCity PlacesInfinitives or Gerunds-Ing and Infinitive Verb PatternsGrammar on ConditionalsConditional TypesModal Auxiliary VerbsModal Verbs and Contrastive ConjunctionsRelative - ConditionalOther quiz:
Grammar › ViewThat man __________ an expensive sports car.
A. have
B. has
Relative Clause › View
The extent ____the stock market is affected by the day-to-day pronouncements of the President of the United States is astonishing.
A. which
B. to which
C. where
D. when
Grammar › ViewLet’s sit together and think of a solution to the problem because _________________
A. birds of a feather flock together
B. too many cooks spoil the broth
C. two heads are better than one
D. knowledge is power
Grammar › View
Which one of these is a SINGULAR noun?
A. houses
B. girl
