下列不符合原发性血小板增多症患者作血小板功能测定的结果的是（）。

A.血小板致密颗粒减少

B.对胶原的反应减低

C.对ADP诱导聚集反应减低

D.血小板膜α-肾上腺素能受体减少

E.花生四烯酸代谢异常

The school rules state that no child _____ out of the school, unless accompanied by an adult.

A．shall allow

B．shall be allowed

C．will allow

D．will be allowed