The woman______ a red skirt is my aunt.[ ]

______ you in America in 1999?—Yes, I ____________.

This listening material, together with its CD-ROMS, ______well.

They had _______ wonderful train ride to Chengdu before they went on to _______ Mount Emei by bus.

John ________ to Japan on business. He’ll be back ________ a few days.