In sport the sexes are separate. Women and men do not run or swim in the same races. Women are less strong than men. That at least is what people say. Women are called "the weaker sex", or, if men want to please them, "the fair sex&quo

A.Boys and girls study separately everywhere.

B.Women do not run or swim in races with men.

C.Famous Prime Ministers are women.

D.Men can expect to live longer than women in Europe.

A.say other things too

B.don't say this much

C.say this but may not think so

D.only think this

A.Some women athletes are actually men.

B.Some women athletes are given hormone injections.

C.Women and men do not run or swim in the same races.

D.It is difficult to check whether women athletes are really women.

A.women are weaker than men, but faster

B.women are slower than men, but stronger

C.men are not always stronger and faster than women

D.men are faster and stronger than women

A.gasoline

B.natural gas

C.atomic power

D.animal fat

A. Plants

B.water

C.rock

D.creatures

A.stored up by the plants

B.absorbed by the earth’s atmosphere

C.stored up by the animals in the form of body fat

D.used for electric power

A.one tenth

B.one millionth

C.all that comes from the surface of the sun

D.a very small portion

A.kept up

B.kept on

C.kept to

D.kept out

A.with each have

B.each having

C.each of them have

D.with each is having