A、 {x|-1<x<3}
B、 {x|x>3或x<-1}
C、 {x|-3<x<1}
D、 {x|x>1或x<-3}
答案:B
A、 {x|-1<x<3}
B、 {x|x>3或x<-1}
C、 {x|-3<x<1}
D、 {x|x>1或x<-3}
答案:B
A. open
B. close
C. opened
D. closed
A. When
B. Where
C. How
D. Which
A. looks
B. smells
C. sounds
D. tastes
A. to
B. including
C. about
D. over
E.
F.
G.
H.
I.
J.
解析:
A. on
B. beyond
C. in
D. at
A. repeat
B. forget
C. receive
D. join
A. a
B. an
C. the
D. /
A. how happy was he
B. how happy he was
C. how was he happy
D. how he happy was
A. putting off
B. putting on
C. putting down
D. putting away
A. 2
B. 3
C. 4
D. 1