This time last year I paid a visit______Shandong which is 5000 kilometers _____

Having a trip abroad is certainly good for the old couple, but it remains ______ whether they will enjoy it.[ ]

May we leave the classroomnow — No, you ____________ . You____________ to leave before the bell rings.

My brother failed in business—–_____

He was ______ determined than you, but he turned out to be the first to back out.