B.Not having prepared
C.Not to prepare
D.Being not prepared
A.Even if
B.Only when
C.Even though
D.Only while
B.what means this sentence
C.what this sentence means
D.what is the meaning of the sentence
A、in season
B、by and large
C、by all means
D、at first sight
A.错误
B.正确
B.riding horses
C.man-carried sedan chairs
D.oxcarts
B.as to
C.vin words of
D.in terms of
A.错误
B.正确