Language learning,________ the expert pointed out in his lecture,is more than remembering words and phrases.
This is a very interesting book, I’ll buy it,______.
It is difficult for us to learn a lesson in life_________we’ve actually had that lesson.
There were some chairs left over____ everyone had sat down.
The old man has a son and two daughters, ______treating him well, ____makes him sad.
—Will you tell the secret to the teacher? —No!_________asked to.