腺样体又称为：（）
A．扁桃体
B．咽扁桃体
C．咽鼓管扁桃体
D．舌扁桃体
E．腭扁桃体
参考答案：B
一份稿件，原计划5天抄完，结果只用4天就抄完了，实际工作效率比计划提高了百分之几？
—You haven't been to Beijing, have you — ______. And how I wish to go there again!
A. Yes, I have B. Yes, I haven'tC. No, I have D. No, I haven't
