--- Could I use your to look up a word ?--- Go ahead . I’m not using it myself .
一Yesterday all the classmates went to the museum except you．What was wrong? 一Iin the hospital looking after my grandfather．
—Ismagazine yours，Tom?． —No．I don’t havemagazine like this．
Mr．White taughtmath last term．
Jim，was your friend bornSeptember,1999?
—Excuse me. Do you know _____________？ —Yes. He came here yesterday.
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