Thisisyourball.Lesson13thisis的用法thisis⒈“this”是指示代词,“这个”的意思,与它相似的是“that”(那个)。⒉它们的复数形式分别是“these”(这些)、“those”(那些)Look,thisismygrandmather.Sheisbeautiful.ThisismygrandfatherThisismyfather.Thisismymother.Thisismysister.Thisismybrother.Thisismynewbag.Bag,bag,book.Thisisabag.Thisisabook.Pen,pen,pencil.Thisisapen.Thisisapencil.Pencil-box,pencil-box,glue.Thisisapencil-box.Thisisaglue.Bye-bye!