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【简答题】
生物的亲代传递给子代一套遗传信息,使子代在形态、构造、生态、生理生化等方面与亲代保持相似性,这种现象称为 。
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皮皮学刷刷变学霸
举一反三
【判断题】变薄拉伸罐是指罐壁经多次拉伸后变薄的一种两片罐,多用于不含气饮料的包装。
A.
正确
B.
错误
【单选题】My sister is good at ________.
A.
sing
B.
sings
C.
singing
D.
to sing
【单选题】单物标方位距离定位,若测者到物标的距离不变,观测方位和距离的系统误差各增大一倍,则船位系统误差将
A.
增大√2倍
B.
减小√2倍
C.
增大一倍
D.
减小一倍
【单选题】Which of the following word is stressed? "What do you do the job for?"
A.
do
B.
you
C.
the
D.
for
【单选题】灵宝市境内的老鸦岔为河南省最高峰,高度为( )
A.
2882米
B.
2413.8米
C.
3556米
D.
2118米
【单选题】---_______ matters to do the job well ---what you are or where you come from? [     ]
A.
Which is it that
B.
What it is that
C.
Which it is that
D.
What is it that
【单选题】Which of the following word is stressed? "What do you do the job for?"
A.
第一个do
B.
you
C.
the
D.
for
【单选题】________a pianist,I had to sing solo.Much to my relief,my performance was fully appreciated by the audience. [     ]
A.
Lack
B.
Lacking of
C.
Lacking
D.
Lacked in
【单选题】I prefer _______ to __________ in my spare time.
A.
singing… dancing
B.
sing… dance
C.
to sing... dance
D.
to sing…dancing
【简答题】数字的听力内容常常会造成一些障碍,但数字的听力在商务英语中显得尤为重要。 【延展知识】做题前,请自行复习和了解以下基本的语法知识。基数词、序数词、分数、小数、百分比、时间、日期、年龄、年代、序号、倍数、四则运算等表示方法和朗读方式。还有一些常见的包含数词的短语。 由于是机器自动改卷,需保证大小写、标点符号无误。 并且日期的格式用: July, 20, 2019 Listen and write ...
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