________in the heart of Toronto is the Canadian National Tower , which is often called the CN Tower for short.

________in the heart of Toronto is the Canadian National Tower , which is often called the CN Tower for short.

A. Locating      B. Located         C. Having been located  D. Having located

_________in the heart of Toronto is the Canadian National Tower, which is often called the CN

Tower for short.

A．Locating                                                B．Located

C．Having been located                                   D．Having located

_________in the heart of Toronto is the Canadian National Tower , which is often called the CN Tower for short.

A. Locating      B. Located         C. Having been located  D. Having located

________in the heart of Toronto is the Canadian National Tower , which is often called the CN Tower for short.

______in the heart of Toronto is the Canadian National Tower, ______ is often called the CN Tower for short.

A. Located, where             B. locating, which

C. locating, where             D. located, which

______in the heart of Toronto is the Canadian National Tower, ______ is often called the CN Tower for short

1. A.
   Located, where
2. B.
   locating, which
3. C.
   locating, where
4. D.
   located, which

______in the heart of Toronto is the Canadian National Tower, ______ is often called the CN Tower for short.

A. Located, where             B. locating, which

C. locating, where             D. located, which