[ FOR & SINCE ]
I have been waiting _______ 4 o’clock.
A. since
B. for

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So....that... Such.......thatImperative SentencesSimple Past Tense & Future TenseLinking Words and PhrasesConjunctive AdverbsOffering HelpRelative Clauses and UsageVerbs & Phrasal VerbsConjunctionsSimple Present Tense vs Present Continuous TenseOther quiz:
Past Tense › ViewWhere ___________ you an hour ago?
A. is
B. are
C. was
D. were
Future Tenses › View
Recognize the future perfect tense in the sentence: ‘By the time you arrive, I will have finished cooking.’
A. will have finished
B. finishing
C. finished
D. will finish
Present Perfect Tense › ViewHow many books has the author _______ so far? About five books.
A. write
B. written
C. writing
D. wrote
Grammar and Vocabulary › View
Sam and Kevin are running ________ the park.
A. on
B. in
C. under