—It is the first time that I ________ here in Hong Kong.

—What great changes！It’s ten years since I ________here last time.

A．have been；came???????????????????? B．have been；have come

C．am；came?????????????????????? ???? D．was；have been

Where have you been ?

— I_______in the heavy traffic .Otherwise I_______ here earlier.

—You seem to be familiar with this city．

—I       here for three years．It's great to be back．

A．have lived         B．lived             C．had lived          D．live

-Sorry for keeping you waiting.
-Never mind. I________ here only a few minutes.

—Where have you been?

— I ______ in the heavy traffic. Otherwise I ______ here earlier.