Topics: Present Perfect Negative and Interrogative
Affirmative. We ____________ (have) (open) the door to new knowledge.
A. had open
B. have opened
Select your answer:
Random Topics:
Contrastive ConjunctionsPreposition on TimePresent Progressive TensePassive Voice Present SimpleTransitive and Intransitive VerbGrammar Like & Linking VerbPhrasal VerbsAuxiliary Verbs & Question TagsSimple present/ past/ future tenseAdjectives & QuantifiersOther quiz:
Articles A and An › ViewHave you seen _ old train?
A. a
B. an
Phrasal Verbs › View
Lucas used to be shy about speaking in a group, but he has became more confident he enjoyed ______ in seminars and discussions .
A. see through
B. taking part
C. carried out
D. picking up