[ Grammar ]
It was a very difficilt text. I ___________look up a lot of words in the dictionary.
A. must
B. have to
C. had to
D. must to
Select your answer:

Random Topics:
Grammar: is/are/was/wereConditionals (0 - 1 - 2)Perfect Verb TensesPresent Tense vs Past TenseAdjectives and comparisonsIdiomsTenses and Figurative LanguageGrammar - Compound SentencesLanguage Features: Reflective Articletake, make, doOther quiz:
Grammar › ViewTom studied a lot, _________ he didn’t pass the test.
A. and
B. for
C. yet
D. so
Grammar › View
______ he waiting for the bus?
A. Is
B. Does
C. Are
