A、 (-4,3)
B、 (-4,2]
C、 (-∞,3)
D、 (-∞,2]
答案:C
A、 (-4,3)
B、 (-4,2]
C、 (-∞,3)
D、 (-∞,2]
答案:C
A. sad
B. sadness
C. saddest
D. sadly
A. π
B. 2π
C. π/2
D. 4π
A. Where
B. When
C. Why
D. How
A. interesting
B. more interesting
C. the most interesting
D. most interesting
A. quite
B. too
C. very
D. so
A. How slow
B. How fast
C. What a slow
D. What a fast
A. helping
B. helped
C. to help
D. help
A. look for
B. pay for
C. ask for
D. wait for
A. (0,1)
B. [0,1)
C. (0,1]
D. [0,1]
A. Don't
B. Doesn't
C. Aren't
D. Can't