It is believed that the widespread use of the “grid”will become possible in the n

A．They believed it was a gift from the gods.

B．They believed it was a warning from outside world.

C．They believed it was a sign of misfortune.

D．They believed it was a trouble-making property.

A.understood

B.believed

C.forced

D.required

[A] said

[B] believed

[C] reported

[D] told

The people believed the peasant and sent for a judge.

A．Right.

B．Wrong.

C．Don't say.

The book _ by a famous writer.

[ A] was believed to write

[ B ] believed to be written

[ C] was believed to be written

[ D] believe to write

Holonyak believed that LEDs would become very popular in the future.

A．Right

B．Wrong

C．Not mentioned

A．die

B．be believed

C．realize

D．fail