[ Vocabulary ]
Multiple sets of measurements or observations in a scientific investigation.
A. testable
B. data
C. trials
D. control group

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Modal Verbs and Contrastive ConjunctionsVerbsVerbs: Action, Linking, and HelpingGrammar - Collective NounsMixed TensesShould and Shouldn'tDo not or Does notGrammar - too & enoughGrammar: Reported QuestionsPast Simple and ContinuousOther quiz:
Grammar › ViewWhen I ___ a child we lived in Rome.
a. was
b. were
Grammar › View
the cat is :
A. near
B. above
C. behind
D. in
Put the verb into the correct tense (simple present or present progressive).
Quiet please! I am (write) _____________ a test.
>
A. writes
B. wrote
C. writing
D. writed
Relative Clauses and Past Perfect › View
Do you need the relative pronoun?
The museum which we visited last month is closed now.
_
A. yes
B. no
