A、 sad
B、 sadness
C、 saddest
D、 sadly
答案:A
A、 sad
B、 sadness
C、 saddest
D、 sadly
答案:A
A. sits
B. sat
C. is sitting
D. was sitting
A. describes
B. improves
C. prepares
D. corrects
A. a
B. an
C. the
D. /
A. interesting
B. more interesting
C. the most interesting
D. most interesting
A. symbol;culture
B. symbol;cultures
C. symbols;culture
D. symbols;cultures
A. clean
B. cleaned
C. have cleaned
D. am cleaning
A. is
B. was
C. are
D. were
A. so
B. and
C. or
D. but
A. look for
B. pay for
C. ask for
D. wait for
A. 20
B. 22
C. 24
D. 25