[ Grammar ]
The students prepared in advance for the Science Fair.
A. Correct as is.
B. Omit in advance.

Random Topics:
Quantifiers & Modal VerbsPast Continues TenseArticle and Order of AdjctiveAdverbs of frequencyWh-QuestionConditional Sentence Type 2 and Type 3Modals and ResponsibilitiesThe Present Progressive TenseSimple and Continuous TensesMixed ConditionalsOther quiz:
Subject Verb Agreement › ViewEveryone in the class ___ excited for the trip.
A. are
B. is
C. were
D. have
Conditional Sentence Type 2 and Type 3 › View
I would lend you my laptop if you needed.
The real situation for the condition above is …
A. You didn’t need, so I didn’t lend you.
B. You don’t need, so I didn’t lend you.
C. You don’t need, so I don’t lend you.
D. You didn’t need, so I don’t lend you.
Grammar › ViewWhere is the rug?
A. Beside the tub
B. on the wall
C. under the tub
D. in the shower
Grammar › View
The different colors of ________ the different temperatures of the stars’ surfaces.
(A) the stars indicate
(B) indicating stars
(C) the indication that the stars
(D) stars indicating that
