Complete the sentence with the right preposition.
I find it hard to concentrate ___ anything when the television is on.
A. about
B. in
C. on

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PRESENT SIMPLE vs PRESENT CONTINUOUS + QUANTLinking VerbPast Perfect TensePresent Perfect Tense and Simple Past TenseGerund & InfinitivePresent and Past Simple TenseFuture PlansDefinite ArticlesGrammar: is/are/was/wereSimple Present Continuous TenseOther quiz:
Grammar › ViewRead the sentence.
Giant pandas live in the mountain ranges of central china.
Which underlined word should begin with a capital letter?
A. pandas
B. ranges
C. central
D. china
Tenses › View
All of a sudden Eric was completely lost. All he had with him was his snowboard, some bubble gum and an MP3 player. Eventually, he remembered something … in a movie about using an MP3 player as a compass.
A. was seeing
B. ‘d seen
Gerund vs. Infinitive › ViewDid you remember ________ your mother about the meeting? Or did you forget?
A. To tell
B. Telling
Modal Verbs › View
She ________ be the one who ate the last cookie. She was with me all day.
A. can’t
B. mustn’t
C. couldn’t
D. may not
