More than twice as many people had their blood cholesterol levels checked in 1990 as in 1983.
查看答案
【B8】
A. purchase
B. supplement
C. dispose
D. replace
A．Everyone is happy about reality TV.B．Reality TV will do well m many countries.C．All
A. Everyone is happy about reality TV.
B. Reality TV will do well m many countries.
C. All the people in Europe are in favor of reality TV
D. Reality TV will not be broadcast in any countries.
小学生的课外活动丰富多彩，比如园艺、无线电、航模等等，这都属于（）。
A. 科技活动
B. 文体活动
C. 社会活动
D. 游戏活动
有关海啸，下列说法错误的是（）。
A. 海啸来临时，海水可能会突然先退下去几十米甚至几百米
B. 只有水下地震这种大地活动才可能引起海啸
C. 海啸发生时掀起的海浪高度可达几米至几十米不等，形成“水墙”
D. 海啸发生时，从海底到海面整个水体在波动，所含的能量惊人
微信支付 
支付宝支付