【判断题】在色相环上,120°以内的颜色称为邻近色。
【简答题】However, you can’t dive too d___8___. And you must be very careful when you dive in deep water. The deep sea is not an easy place to live in.
【单选题】What can be inferred from the passage?
A.
The deep sea area is full of different types of newly found creatures.
B.
Findings of new creatures enable us to have a fresh look at the deep sea area.
C.
The deep sea area has long been regarded as an area without life.
D.
There is no difference between the deep sea area and tropical forests.
【简答题】The deep sea is not an easy place to live in.
【简答题】The average depth of the world's oceans is 3.8 km. Most of the deep ocean is at about 4 ° C, where the coefficient of thermal expansion of sea water is zero . However, the top kilometer of the oceans ...
【单选题】单链DNA序列5’ GGCAACGG 3’的互补链碱基顺序应该是: