[ Past Perfect Tense ]
It was a very difficult movie, but I _______ it because I _______ the book.
A. Had understood, read
B. Read, had understood
C. Had read, understood
D. Understood, had read

Random Topics:
Adjectives and comparisonsTOEFLInfinitive GerundModal Verbs and Gender NounsComparatives - SuperlativePhrasal Verb With TakePast Tense, Recount Text, and Future TenseSo Such Enough TooHave to / Do not have toTOEFL GrammarOther quiz:
Grammar › ViewI hate ________ enough money to buy a new laptop.
A. not having
B. to not have
C. not have
Grammar › View
You _________ eat more vegetables.
A. should
B. might
C. may
D. could
A restrictive clause is necessary to the sentence and is not set off by commas.
A. TRUE
B. FALSE
Simple Tenses › View
Choose the correct verb to complete this sentence:
The bluebird in the tree _____beautifully.
A. singing
B. sing
C. sings