This is how close will become C# and VB in next release:

C# 4.0 Visual Basic "10"
Named/Optional Parameters Named/Optional Parameters
Dynamic Scoping Dynamic Scoping
Statement Lambdas Statement Lambdas
Multiline Lambdas Multiline Lambdas
Auto-Implemented Properties Auto-Implemented Properties
Collection Initializers Collection Initializers
Generic Variance Generic Variance
Extension Properties Extension Properties

The items in white-bold are new features…

(Source: PPTX from VS2010 and .NET Framework 4.0 Training Kit)