Question

I’ll give him this book这句话的同义句.

I’ll give him this book这句话的同义句.

Answer 1

I am to give him this book.

I am  giving him this book.

be to do sth/will do /be doing，这三种都可以表达将来式，只是强调的重点不一样：

be to do sth -----强调已经决定并且不会改变：
will do-------往往强调到了时间事情就会发生：
will be doing-----强调某件事情在将来某个特定时间就会发生

Answer 2

为您解答
I'll give this book to him.

追答

属于双宾语的转换

Answer 3

I'll offer him this book.