It can be even better than my initial plan.()
A.正确
B.错误
A.正确
B.错误
A、 even
B、 just
C、 exact
D、 very
______I can see what you mean,even though I dont share your point of view.
A.In no way
B.In my way
C.In the way
D.In a way
A.about
B.in
C.out
D.up
What can we infer from this passage?
A.A dog may find its owner's disease even before doctors.
B.Walking a dog every day will make it more sensitive.
C.Humans may turn to a dog for a discovery about the earth.
D.Humans should find more of a dog before it is too late.
A. Much as
B.Once
C. Only when
D. Even if
We can find in the passage that it is hard to enjoy higher production because______.
A.people are afraid of automation
B.technology may change even more rapidly
C.computers are not good at some work
D.unemployment may emerge on a large scale
What can we infer from the letter?
A.People are more likely to catch cold in the winter.
B.Colds are so common that even the strongest person cannot avoid it.
C.Old people are likely to catch cold because they are unpleasant.
D.Colds can never be cured without the help of medicine.
What is one of the possible conclusions of the experiment?
A.The ideal retirement age for an experienced football referee is 45.
B.Age should not be the chief consideration in choosing a football referee.
C.A football referee should be as young and energetic as possible.
D.An experienced football referee can do well even when in poor physical condition.
Even if you are a good high-jumper, you can jump only about seven feet off the ground. You cannot jump any higher because the earth pulls you hard. The pull of the earth is called gravity.
You can easily find out the pull of the earth. If you weigh yourself, you will know how much gravity is pulling you.
Since there is gravity, water runs down hill. When you throw a ball into the air, it falls back down. Because of gravity, you do not fall off the earth as it whirls(旋转) around.
Then, can we get away from the earth and go far out into space? Now you can do it, because spaceships have been invented. Then spaceship will go so fast that it can escape the earth’s gravity and carry you into space.
(1) In this passage, the word “gravity” means_______.
A.the pull of everything.
B.the force of attraction(吸引) among objects.
C.the force which attracts objects towards the centre of the earth
D.the force which attracts the earth towards the sun.
(2) When you slip you always fall to the ground because_______.
A.the earth always turns round.
B.the earth has gravity
C.the earth’s gravity is greater than your weight.
D.you are careless.
(3) Gravity is strong that_______.
A.it can throw a ball into the air.
B.it makes you jump only seven feet.
C.it can let you fly away from the earth.
D.it can keep everything on earth.
(4) Because of gravity,_______.
A.water flows everything.
B.we can go everywhere by ship.
C.water always flows downwards.
D.fish can live in water.
(5) We can get away from the earth by spaceship because_______.
A.the spaceship goes very fast.
B.the earth can’t pull the spaceship.
C.the spaceship has a strong force.
D.the spaceship can jump higher than other things.
The author claims that there is a difference in reading speed______.
A.among readers who have different experience
B.among all the readers
C.between the poorly educated and the highly educated
D.among the highly educated people
【C1】
A.easier
B.happier
C.sadder
D.harder