— Where’s Lucy ? — She ________ in the office. I saw her there just now.
A．can’t be B．must be C．can be D．should be
— How do you study English so well?
— I study ________ reading English magazines.
A．at B．on C．in D．by
—Look at the sky! What is it?
—Oh! _______UFO is landing on the ground.
A．A B．An C．/ D．The
At night, we can see colorful lights on both ______ of the streets.
A. sides B. side C. side’s
— Her uncle ___ to New York now, he ___ there twice. He’ll be back tomorrow.
A．has gone, has been B．has been, has been
C．has gone, has gone D．has been, has gone
--Your Japanese is so good. How long have you been in Japan?
-- __________ I was five.
A．Since B．Before C．Until D．When
