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book is on the floor .Whose is it? — It be Tom’s .It has his name on it. A. need must can’t mustn’t
is, No, he isn’t. is, Yes, he is. has, No, he hasn’t. has, Yes, he has.
read was reading has done would read
read; back to bought; to borrowed; back to kept; to
missing; returned lost; was returned gone; was returned to disappeared; was returned to
had borrowed has borrowed had kept has kept
has written; is finished wrote; is being finished has been writing; hasn’t been finished has been writing; hasn’t finished
read was reading has done would read
returned has returned will return returns
had stayed stayed has stayed has been staying
has been would be had been was
borrowed lent kept bought
is; No, he isn't has; Yes, he has isn’t; Yes, he is hasn’t; No, he hasn't
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