在路测中，通过实时观察FRAB信息，可以了解测试当时DO覆盖扇区的前向底噪情况。（）
参考答案：错
A: Mum, I have finished my homework .(1) ______.
B: Of course .Which is your favorite TV program ?
A: Sports .It is said there will be a wonderful football match on TV tonight .
B: (2) ______
A: A Chinese team will play against a Japanese team .
B: (3) ______
A: I’m not sure . Ball games are usually shown on Channel 8.
B: (4) ______
A:Well , it must be on Channel 6 then . Try that .
B: Here it is .(5) ______ Let’s watch it together .
A: That’s all right.
关于精神分裂症单纯型的特征，以下何种说法不正确（）
A.多在青少年期发病
B.病程进展缓慢
C.社会退缩行为
D.幻觉妄想较为明显
E.预后较差
