0
Persian Learner Posted 10 years ago
Grammar

Be +be to

Hi.

When Qin Shihusng became Emperor, he decreed that a standardized system of Chinese characters was to be used throughout the empire.

Would you please elaborate on the structure of the underlined part? In what cases do we need to use it?
  

Top answer

It is an infinitive clause used as a subject complement. "

  • It is an infinitive clause used as a subject complement.
  • "
Free · every Monday

Get the Weekly English Kit 📬

New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.

3 Answers
0
It is an infinitive clause used as a subject complement.

Qin Shihusng said: "Everyone will use a standardized system of Chinese characters throughout the empire."
Converting to passive voice: "A standardized system of Chinese characters will be used throughout the empire."

A future (desired) state can be expressed as a present statement representi
0
"be to" is a phrasal modal auxiliary. It has a meaning similar to " be suposed to". It's also used to make demands.

Examples:

You are to be home no later than 9:00.

Chinese characters were to be used throughout the empire.

How was I to know that?
0
Persian Learnera standardized system of Chinese characters was to be used
decreed that a system was to be used is basically the same as decreed that a system had to be used.

CJ

Related Questions