There( )an apple in the tab

there is a pen in my pencil-box.there is an apple on the tab There is an apple in the basket. there is an apple in the tree . there ia an apple in the basket 划线提问an There is an apple in the box.变复数句 There is an apple in the box.改成否定句 There are an apple and two banbanas in the basket . Is there in tree apple an the连词成句 8.There is an apple in the basket.9.There are some boys in o 选择.1、There ------a small apple and two big orange on the tab There is an apple on the table.There is a fish in the lake.这 选择.1:There is ( )apple in the bag.A:a,B:an.C:the.2:There ( )