• 2022-06-12
    —Itis      usefulbook.
  • B

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      –Isthis_______pen? A: your;itis B: you;itis C: his;it’s D: her;isn’t

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      Itis(polite)_____________toleavethetablebeforeeverybodyhasfinishedthemeal.

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      Itis(simple)amatteroftime.

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      Nevertrytomovethatdelicatepart;itis(move)______.

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      Itis(certain)______truethattherewillbemorecoursestobeofferednextsemester.