[ Past Tense and Neutral ]
John was working on his assignment when he saw his friend _________ over a brick on the floor.
A. trips
B. tripped
C. tripping
D. trip

Random Topics:
Verbs & AdverbsDeterminers & QuantifiersActive Voice-Present tenseNounsVerbs and AdverbsPassive Voice - Past SimpleWish clauseGrammar: wishes and regretsPreposition FormConditional TypesOther quiz:
Past Simple Tense › ViewMy friends ______ a great time in Nha Trang last year.
A. have
B. has
C. had
D. haves
Adjective or Adverb › View
Omar speaks Russian … than Ugur.
A. worst
B. worse
C. more worse
D. bad
E. more badly
Grammar › ViewShe ….the idea that she will never become famous.
A. has resigned to
B. is resigned to
Grammar › View
A: There’s a documentary about the Apollo Project on TV. Do you want to watch it with me?
B: I’d love to but I’m a ………… busy right now.
A. bit
B. rather
