There ____alarm clock and two picture on the desk.

选 D,and 用来连接两个并列短语。
这句话分开可以这样说； There is an ararm clock on the desk
There are two pictures on the desk 合起来就是There is an alarm clock and two pictures on the desk

您好！

There __D__alarm clock and two picture on the desk.

A.are a
B.are an
C.is a
D.is an

B