________there is sunshine, there is life.

The nearer a planet is to the sun, ______.

A．the lighter it is

B．the heavier it is

C．the greater gravity it exerts

D．the taster it orbits

A.sun clock.

B.hemicycle.

C.obelisk.

D.shadow clock.

The Sun has closely relation to create ______ .

A．wind

B．the air

C．soil

D．fire

Put on dark glasses or the sun will ______ you and you won't be able to see.

A．discern

B．distort

C．distract

D．dazzle

According to the passage, energy is released in the Sun when ______.

A．helium atoms bind with each other

B．gamma radiation escapes from the spectrum

C．radiation is absorbed by helium

D．nuclei of hydrogen atoms collide

A) It is the sun and not the earth

B) Being the sun and not the earth

C) The sun and not the earth

D) That the sun and not the earth

Put on dark glasses or the sun will ________ you and you won’t be able to see.

A) discern

B) distort

C) distract

D) dazzle

A.direction

B.intention

C.intensity

D.heat

CO2is the only greenhouse gas that will trap the Sun's radiation within the troposphere.

A．Y

B．N

C．NG