[ Grammar ]
Please be quiet. I ____ (try) to concentrate on my math homework.
A. am trying
B. are trying
C. try
D. tries

Random Topics:
Grammar: was/wereNarrative, Past TensesAdjective & AdverbConditional SentenceAdverb of TimeQuantifiers and ArticlesModals TensesFragment, Comma Splice and Run -on SentenceVerb PhraseNouns FormationOther quiz:
Grammar › ViewDuring a tornado you ___________ forget basic safety rules. You ____________ panic.You_____________ find a safe place like a corridor and wait until the tornado passes.
A. must, must, must
B. musn´t, musn´t , have to.
C. must, musn´t, haven´t to
Grammar › View
What is the adverb in the sentence?
Jackie went home early.
A. went
B. early
C. home
D. Jackie
What is ‘command’?
A. To give an order
B. The day before tomorrow
C. The highest part
D. He helped ______ the building.
Present or Past Tenses › View
What is the correct form of the verb ‘to go’ in past tense?
A. Gone
B. Going
C. Went
D. Goed
