This is a 3—d printer.and this is an artifical ear.

This is a 3—d printer.and this is an artifical ear. there was an error writing to printer the printe is not ready to continue pringting click yesr 的中 Ms Lin,___ my mother.Mum,___Ms Lin A this is,she is B she is,this is C this is,this is D this is,th Hello,who is ——This is Jim speaking.A .it B.this C.that D.you选择填空 _your ruler?A.This B.It's C.Is this D.is_your ruler?A.This B.It's C.Is this D.is this Tom,()my friend,mary.A this‘s B this is C she is D her is this is ——usual shirt ,but this is—— unusual shirt A an ,a B a,a C an,an D a,an This is lane[ ]Sam.Nice to neet you.A; This B;this is.C; than is.D; That's who was ——broke the window A it this Bit that c this is d that it This is our _____ test this term A,three B,third C,the third D,No.3 ：---Who is _____?---This is Jack from Britain.A this B that C they D them ——a yellow jacket A This B This is C This’s D Its B是全的 C是简写 what is this ——in English?A.speaking B.spoken C.calling D.called this is he— was late A.because b.for c.since d.why This is a farm.Please d( ) the animal families 初一英语选择：Look!______ Jimmy's cat.A.This's B.this is C.This is D.Its初一英语选择：Look!______ Jimmy's cat.A.This's B.this is C.This is D.Its is this your friend?yes,()is .A.this B.tis this your friend?yes,()is .A.this B.that C.it D.he This is _____ first lesson.A.a B.an C.my D.this说明原因- -