what's in the sky?it's ____sun.A.a B、an C、the D./

what's in the sky?it's ____sun.A.a B、an C、the D./ What's this?It's( ) UFO.A.a B.an C.the D./ What's this?It's （ ）"h".A.a B.an C.the D./ 1) What’s this?It’s V.A.a B.an C.the D.\ ---What color is _______box? ---It's pink. A.a B.an C.the D. What's in the basket . A:It's a toy. B:There's an apple. C:T what's this?A.It's here B.It's the letter S C .its S D.It's What's this in English?A.Orange B.An orange C.It's orange D. Is____ her pen in the case?A.that B.his C.what D.it's look!what's in the tree?___bird,i think.A.A B.An C.The D.不填 What's that?It's ____pear.A.a B.an C.the What's this?It's ( ) UFO.A.a B.an C.the