—What does CIF refer to？—（).

A. Binary

B. Decimal

C. Hexadecimal

D. Octal

E. All of the above

A.Effects

B.Types

C.Contents

D.Ingredients

A.This last line

B.This sonnet

C.The speaker “I”

D.This poet

What does “the eye of heaven” refer to in line 5 (Sometime too hot the eye of heaven shines)？

A.The sun

B.The moon

C.The heavenly eye

D.God’s eye

A.A shaking of heavenly spheres.

B.A vibration of the universe.

C.A trembling of the universe.

D.An earthquake.

What does "down payment" refer to in the passage？

A.Money borrowed from a bank as a mortgage.

B.Money paid to a bank before the mortgages is given.

C.Interest received by a person who borrows money as the mortgages.

D.Interest charged by a bank on a mortgage.

A．The trick

B．The test

C．The reward

D．The combination

A．His scientific pursuit

B．His daily striving

C．His superhuman will

D．His irresistible energy

A．The riches

B．The treasure

C．The adventure

D．The treasure discovery