问题
选择题
That’s really a problem; no wonder all the students looked .
A.puzzled; puzzling
B.puzzled; puzzled
C.puzzling; puzzling
D.puzzling; puzzled
答案
答案:D
略
That’s really a problem; no wonder all the students looked .
A.puzzled; puzzling
B.puzzled; puzzled
C.puzzling; puzzling
D.puzzling; puzzled
答案:D
略