A、 damaged
B、 were damaged
C、 were damaging
D、 are damaged
答案:B
A、 damaged
B、 were damaged
C、 were damaging
D、 are damaged
答案:B
A. 0
B. 1
C. 2
D. 3
A. many cheaper and quicker
B. very cheaper and quicker
C. more cheaper and quicker
D. much cheaper and quicker
A. in style
B. in common
C. in need
D. /
A. 2π
B. π
C. π/2
D. π/4
A. symbol;culture
B. symbol;cultures
C. symbols;culture
D. symbols;cultures
A. crazy
B. lonely
C. hungry
D. sleepy
A. 19
B. 20
C. 21
D. 22
A. so
B. very
C. too
D. much
A. 5个
B. 6个
C. 7个
D. 8个
A. π/4
B. π/2
C. π
D. 2π