Columbus __________ America in 1492.
#36459
A
discovered
B
looked for
C
invented
D
made
推荐题目
He         up very late in the morning ,but now he         up very early.
#44034
A
used to get ; is used to get
B
used to getting ; is used to get
C
is used to getting ; used to get
D
used to get ; is used to getting
Cheer up . Nothing is _________ .
#41223
A
unlucky
B
impossible
C
unhealthy
D
incorrect
Tom and I ____students.
#42572
A
are
B
am
C
is
D
be