[ Grammar ]
We _____ from the other group for over an hour. We are worried.
A. did not hear
B. are not hearing
C. do not hear
D. have not heard

Random Topics:
Present Simple with Adverbs of FrequencyShould and Shouldn'tFuture PassivePast Tense and Past ContinuousDirect-Indirect Speechas...as, comparatives, superlativesTenses UsageModal Verb Gerund or To InfinitiveFamily VocabularyPresent Perfect and Past SimpleOther quiz:
Grammar › ViewArrange the words to form a sentence:
more handsome / Yong / believes / than Vimvim / that / he / is
A. Yong believes that he is more handsome than Vimvim.
B. That Vimvim believes that he is more handsome Yong.
Grammar › View
My sister _______ a book when my brother _______ mineral water last night.
A. read – was drinking
B. were reading – drank
C. was reading – drank
Tenses › ViewWhen he _______________ all the letters, he took them to the post office.
A. has written
B. had written
C. wrote
D. had been writing
Grammar › View
The problem is I will ……..another day to revise grammar.
A. needs
B. to need
C. need