How do we use "what-predicate-verb" in subject clause？
What we want is / are some of those cakes.
What your friends choose to think or how they behave is up to them.
What these kids need is love and support.
What are often regraded as poisonous fungi are in fact edible.
What I want to buy are fish and chicken.

Question

How do we use "what-predicate-verb" in subject clause？
What we want is / are some of those cakes. 
What your friends choose to think or how they behave is up to them.
What these kids need is love and support. 
What are often regraded as poisonous fungi are in fact edible.
What I want to buy are fish and chicken.

Answer

"Is" is correct in every sentence.

Answer

@ImraanUllah   Go ahead.

Answer

I want to ask you some sketchy question,,, you know predicate and clause ,,,other wise the differances btween clause and and phrase etc

Answer

I think your are confused on the beginning of your learning

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