Some of the photos were so ____(fuzziness) that it was hard to tell who was who.

The two twins were dressed ______ in blue jeans so I couldn’t tell who was who.

—Has （） lost this watch—Yes, but we can’t find out who. A: anybody B: someone C: one

Every year, about six million people die from smoking-related diseases in the world, ______ one million in China, according to the WHO.

What could be introduced in the setting when we are going to describe a special event? ( ) A: What. B: Who. C: When. D: Where.

who benefits in a prenup? Someone who are in their ___ who wants to protect assets for their children, someone who has ___ , or someone who receives ____ .

( ) has happened and ( ) did it ? A: Who, who B: What, who C: What,what D: Who,what

Someone is ringing the doorbell. Go and see_______ A: who she is B: who is she C: who it is D: who is it

Someone is knocking at the door. Go and see( ). ( ) A: who is he B: who it is C: who is it D: who he is

They who know the truth are not equal to those who love it, and they who love it are not equal to those who delight in it.