雷特综合征已()孤独谱系障碍。
参考答案:不属于
I by my teacher’s home when I was back home last night.
A.dropped
B.dropped on
C.drop in
D.dropped into
—Would you like some_____ .
—Oh, yes. Just one. [ ]
A. pears
B. orange
C. sugar(糖)
D. meat