________ is know to us all is that the old worker, for _______ life was hard in the past, still works hard in his seventies.
—What _________ her? —Peter's leaving her house without saying goodbye.
________ she can't understand is _________ more and more people like rock music.
I am considering _________ to Qingdao this summer, which is considered _________ a good place for holiday.
—What do you think of the plan to travel to the United States?—_________,it is not practical at all, for none of us are rich enough.
He whispered to his wife _________ he might wake up the sleeping boy.