[ Grammar ]
Complete this sentence.
” He will not come ___ you don’t ask him ”
A. Before
B. If
C. Unless
D. So that
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Have as verb and auxiliaryTenses: Present simple, Past Simple, Future SimpleGerunds/InfinitivesAdverbs of Time and PlaceVerb Tenses and Past ParticiplesModal Verb in Passive VoiceRelative Pronouns with PrepositionsAdverbs or AdjectivesVerbs – Nouns – Adjectives - AdverbsWh QuestionsOther quiz:
Perfect Tenses › ViewProvide an example of a sentence in past perfect continuous tense.
A. He has been waiting for the bus for over an hour.
B. She was waiting for the bus for over an hour.
C. They will be waiting for the bus for over an hour.
D. She had been waiting for the bus for over an hour.
Grammar › View
We need to protect ___________ from pollution.
A. environment
B. some environment
C. a environment
D. the environment
Tenses › ViewI _____ a letter to my sister.
A. write
B. am writing
C. writing
Relative Pronouns › View
A tornado, _____________touched down on the ground, destroyed four homes.
A. who
B. whom
C. whose
D. that
E. which