he'll succeed because he's always at his books

问题描述:

he'll succeed because he's always at his books

他定会成功,因为他经常都在“啃书”。 (或都在看书)

他一定会成功因为他总是在看书

他会成功的,因为他总是沉迷于书本

他将会成功,因为他总是埋头书本

他会成功的,因为他总是沉迷于书本