The sunspot came into its active stage last year, that happens once every eleven years.
#15425
A
one
B
it
C
the one
D
what
推荐题目
Listen! ________ is knocking on the door. Go and see who it is.
#56507
A
Everybody
B
Anybody
C
Somebody
D
No one
—Look! There are lots of old people in the park.—They look relaxed. Some are playing the card , ___________ are chatting.
#57296
A
another
B
the other
C
other
D
others
Understanding the cultural habits of another nation,especially ______containing as many different subcultures as the United States,is a complex task.
#16642
A
one
B
the one
C
that
D
such