初中英语同位语从句单选题

It is clever ______ you ______ out the problem.

A．for; to work

B．of; working

C．for; working

D．of; to work

Along the river _________where they will spend weekends.

A．stands a big hotel	B．a big hotel stands
C．stand a big hotel	D．a big hotel stand

—Who is your new head teacher this semester?
—The woman      is wearing a red skirt.

A．whom

B．who

C．whose

D．which