[ Gerund vs Infinitive ]
We could … sign language to communicate with Betty.
A. to learn
B. learn
C. learning

Random Topics:
Preposition on TimePronunciation and Vocabularyanother/the others/each other/one anotherThird ConditionalsVocabulary and PrepositionsQuantifiers-ed and -ing AdjectivesGRAMMAR - Could / Could notAdverbs or AdjectivesRelative & Interrogative PronounsOther quiz:
Tenses › ViewWhere ________ yesterday?
A. had you been
B. were you
C. are you
D. have you been
Tenses › View
We …….there when our father died.
A-still lived
B-lived still
C-was still living
D-were still living
Grammar › ViewWhat is the past tense form of smile?
A. will smile
B. smiled
C. is smiling
Vocabulary › View
A collection of facts or information that suggests whether something is true or false.
A. evidence
B. data
C. variable
D. observation
