采集湖泊和水库的水样时,从水体的特定地点的不同深度采集的一组样品称为平面样品组。
参考答案:错
解析:这样的一组样品称为深度样品组。
文中共有10 处语言错误,每句中最多有两处。每处错误仅涉及一个单词的增加,删除或修改。
注意:1.每处错误及其修改均仅限一次;
2..只允许修改10处,多者(从第11处起)不记分。
I often quarrel about my mother over whether I can watch TV after
school. She holds view that senior three students have to make fully use of
every minute to work hard at their lessons. It seems to me that once I am
allowed to do that, I'll unable to control myself and forget all about my
study. She also thinks it is bad for my eye. But I really can't accept her
ideas. In my opinion, watch TV can set my mind at rest after a day's hard
works. Besides, it is important for us to know what had happened at home
and at abroad. Thus, we shouldn't be forbidden to watch TV.
干燥综合征的标志抗体()
A.抗ds-DNA抗体
B.抗RNP抗体
C.抗CCP抗体
D.抗SSA和SSB抗体
E.抗Jo-1抗体