Question

5.   ―Where's my tape?

  -                        

 A. It's in bag       B. They're in bag

C. It's in the bag       D. They're in the bag

Answer 1

5.  C考査特殊疑问句的答语。根据问句中的where's 及tape为单数可知要用It's回答。"在包里"用in the bag表达。