Define if the verb tenses in these sentences are correct. 1) i get up at seven in the morning. 2) i'm liking biochemistry. 3) he’s knowing interesting thing about biotechnology. 4) i think mexico's a beautiful country. 5) universities are staying open late in usa. 6) he's having a flat near the centre. 7) what are you thinking of watson? 8) peter's in the laboratory. he makes experiment. 9) what are you thinking about?
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