Is this ____?Yes,it's____book.A.yours my B.yours mine C.your mine

Is this bike ____?yes,it's nice _____ a ruler ? yes,____. A.Is this, it is B.Is that,it‘s C.this is, it's 1：____ down this street,____ right ____ the first crossing .The hotel is ____ the right.接着下面2:Is it near ____?1:Yes ,it is. is this ____ elephant yes ,it is .A.an B.a C./ is this ____ tape player?yes,it is a.a b.an c.the d./选择 Is this a map of China?Yes, ____.A. this B. it's C. that's D. it is is this ____（you）schoolbag?yes,it's____（I）schoolis this ____（you）schoolbag?yes,it's____（I）schoolbag. Is this ____?Yes,it's____book.A.yours my B.yours mine C.your mine Is this gutar your Yes,it is( ) is this( )Japanese pen?yes,it is Is this Jim?怎么回答yes,he is;Yes,it is.;Yes,this is. ____,Nancy.Is this your earser?Yes,____. is this your desk ------yes,it i______ Is this ball your?Yes,it's() do you like this one?yes ,it is ____ how much is the pair of the pants What's this?It's letter P.what___is it?It's green.white.what's this letter?It's sletter N.It's red.P-E-N.is it''____''?Yes,it is.I have__blue pen .it's____to is this her daughter?yes,she is.it is hers. Is this you pencil 为什么不能回答 yes,this is.而是要用Yes,it is.