Ever since human beings have ______ the earth, they have made use of various kinds of tools.
A: dwelt
B: inhabited
C: lingered
D: perched
A: dwelt
B: inhabited
C: lingered
D: perched
举一反三
- People have been having various kinds of marriage ceremony ever since people first lived on earth.
- Ever since the first nuclear power stations were built, doubts have ______ about their safety. A: suspended B: survived C: lingered D: D.preserved
- 2. Why do human beings have a larger brain compared to chimpanzees? A: Human beings always had a big brain that helped us to survive. B: Human beings have a bigger brain by cooking food over the fire. C: Human being have a bigger brain through the evolutionary process. D: Human beings have a bigger brain through eating fruits and berries. E: Human beings have a bigger brain through migration.
- According to the passage, dogs and cats ______ . A: as well as human beings cannot see some colours B: have fewer cones than human beings C: have less rods than human beings D: can see colours as well as human beings
- Ever since the first nuclear power stations were built, doubts have ________ about their safety. A: A preserved B: B survived C: C suspended D: D lingered