[ Present Continuous Tense ]
They …………………………………………………………..for a bus.
A. Be waiting
B. Is waiting
C. Are waiting
D. Am waiting

Random Topics:
Simple Present - WH QuestionsRelative ClauseGrammar - Wh QuestionsVerb AbilityParallel Structure or Combining SentencesAcademic VocabularyTenses: Present simple, Past Simple, Future SimpleIndirect SpeechModals and PrepositionPhrasal Verb & Prepositional PhraseOther quiz:
First Conditional › ViewIf he (come) ______ , I (be) ______ surprised.
A. came/was
B. come/will be
C. came/will be
D. come/am going to be
Past Tense › View
One afternoon, we _____ lunch in a nice restaurant when my cousin____ a call on her cell phone.
A. had/ were getting
B. had/got
C. were having/ got
D. were having/ were getting
Vocabulary and Grammar › ViewYou need a passport to pass the _____ between Mexico and the United States.
A. edge
B. line
C. border
D. rim
Present Perfect Simple vs Continuous › View
We __________ (talk) about this for too long.
A. have talked
B. have been talking
