[ Grammar ]
Please be quiet. I …………………………………. (try) to concentrate.
A. am trying
B. is trying
C. are trying
D. try

Random Topics:
Vocabulary & Phrasal VerbConjunctions and PrepositionsDefinite vs Zero Article Abstract NounsVerb FormsIdentifying TensesParticiple - ing/ edRegular Plural NounsPresent Simple Positive and NegativeFuture Simple TensesPresent Perfect vs Past SimpleOther quiz:
Perfect Tenses › ViewSam___________________(read) the Novel.
A. has read
B. have readed
C. has readed
D. have read
Type of Sentences › View
Mrs. Williams went to the store.
A. Imperative
B. Declarative
C. Interrogative
D. Exclamatory