Question

Which sentence uses a verb that agrees with its subject?

A.
Somewhere in these boxes is my birth certificate.

B.
On the far side of the lake was some beaver dams.

C.
After the winter and spring come the summer.

D.
Inside the velvet box sparkles two diamond rings.

Answer 1

The correct answer to this question should be A. Somewhere in these boxes is my birth certificate.  The verb agrees with its subject which is singular as in this sentence in its passive voice. The subject is "my birth certificate" and the verb used is "is".