【单选题】The author of the text mainly______.
A.
describes the activities of a law-breaker
B.
suggests an ideal way to travel
C.
argues against the air-courier travel
D.
tells us about a developing business
【单选题】We haven’t seen our good friends for years. We’re really looking forward______ them.
【单选题】某糖尿病患者空腹血糖8.0mmol/L(显著增高),但同时段留尿检测尿糖阴性,合理的解释是:
【简答题】等差数列3,5,7,9,.......的通项公式是 .
【简答题】是公比大于 的等比数列, 是 的前 项和.若 ,且 , , 构成等差数列. (Ⅰ)求 的通项公式. (Ⅱ)令 ,求数列 的前 项和 .
【单选题】患者,某男,45岁。入院检查:静脉空腹血糖:8.0mmol/L,餐后两小时血糖:12mmol/L,尿常规:尿蛋白:+++,尿红细胞:++,尿糖:+。诊断为:糖尿病。肾小管超滤液中葡萄糖全部被重吸收的部位是
【简答题】等差数列8,5,2,......通项公式是
【单选题】-I plan to invite our friends to have supper. -______We haven’t seen them such a long time.
A.
I can’t believe my eyes!
B.
Do you really think so?