Do you work near the building ____ colour is yellow?
A.that
B.which
C.its
D.whose
答案:D
单项选择。
May I your pen? [ ]
A. have
B. has
C. having
D. to have
Rett综合征与儿童孤独症的鉴别要点在于()
A.社会交往障碍较突出
B.神经系统症状和体征较突出
C.语言障碍较突出
D.智能障碍较突出
E.刻板、重复的行为较突出