-----Why ________ you come and play basketball with us?

-----Because I have lots of homework to do.

A．not you

B．not

C．not to

D．don’t

临床中诊断慢性扁桃体炎，最具诊断意义的是（）。

A.有急性扁桃体炎反复发作的病史

B.双侧扁桃体肿大并伴有腺窝周围白色角化物

C.一侧扁桃体肿大伴有同侧淋巴结肿大

D.咽痛发热伴有扁桃体溃疡

E.腭扁桃体肿大伴有抗链球菌溶血素“O”升高