[ Noun Clause ]
… is unacceptable.
- What do they always do in the classroom or lab
- What they always do in the classroom or lab

Random Topics:
a, an, the, zero articleQuestion Tags in Verb TensesArticles & PrepositionCompound Nouns and Compound Adjectives QuestionsWho am I?Should, Should not haveUsed to & would & Past SimpleAdverbVerb to haveHomophone & HomonymOther quiz:
Modal Verbs › View___ you please close the door?
A. could
B. may
C. should
D. must
Grammar › View
Which of the following sentences contains an adjective clause?
A. The boy who sits near me during lunch is very nice.
B. The boy sitting near me during lunch is very nice.
Conjunction › ViewWhat type of conjunction is ‘neither…nor’?
A. subordinating
B. correlative
C. conjunctive adverb
D. coordinating
Grammar and Vocabulary › View
I know how to use this computer because I …… to me at the store.
A. was explained it
B. had explained it
C. had it explained
D. have been explained