--- Have you ever seen _____ one-eyed elephant ?
--- No, never. And you?
A．a B．an C．any D．some
-- ______did your uncle leave his hometown ?--He ______ for nearly twenty years.
A．When, has left B．When, has been away
C．How long, has left D．How long, has been away
Tom is ____________ boy now.
A．a 11-years-old B．a 11-year-old
C．an 11-year-old D．an 11-years-old
-----I bought this dictionary two weeks ago.
----You mean you __________ it for half a month.
A．have kept B．have had C．have bought D．have taken
The twins has studied in this school ________ .
A．two years ago B．since two years ago
C．for two yeas ago D．since two years
------When and where ____you _____the bag?
------ Oh, yesterday in my desk.
A．have, found B．did, find C．was, finding D．have, find
