Paul doesn’t have to be made ________. He always works hard.

The time Dr. Wang has devoted _____ the disabled in the past five years is now considered_____of great value.

The traffic problems we are looking forwardto seeing should haveattracted the government’s attention

I don’t have money or time; ________， I can’t accompany you to the Great Wall.[ ]

Often he______ sit for hours doing nothing at all whenhe was in low spirits.